SKU: 66831866374

MWC 21 Jewel 300m Automatic Military Divers Watch with Sapphire Crystal and Ceramic Bezel on a NATO Webbing Strap

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Description

MWC 21 Jewel 300m Automatic Military Divers Watch with Sapphire Crystal and Ceramic Bezel on a NATO Webbing StrapProduct Code: SUB SS B A MY This watch is one of MWC's current military specification diver's watches, featuring a robust stainless steel case, an anti reflective sapphire crystal, and a scratch resistant ceramic bezel. The watch is powered by an automatic (self winding) 21 jewel Cal. 8215 movement with a 40 hour power reserve, representing exceptional value for such a high specification timepiece. Key Features: Movement: 21 Jewel Cal. 8215 with a 40

Product Code: SUB/SS/B/A/MY

This watch is one of MWC's current military specification diver's watches, featuring a robust stainless steel case, an anti-reflective sapphire crystal, and a scratch-resistant ceramic bezel. The watch is powered by an automatic (self-winding) 21-jewel Cal. 8215 movement with a 40-hour power reserve, representing exceptional value for such a high-specification timepiece.

Key Features:

  • Movement: 21 Jewel Cal. 8215 with a 40-hour reserve
  • Crystal: Anti-reflective sapphire crystal
  • Bezel: Scratch-resistant ceramic
  • Water Resistance: 300m / 1000ft
  • Straps: Supplied with 2 x 20mm NATO straps (one in black, one in grey)
  • Crown: Screwdown
  • Caseback: Screw caseback

Dimensions and Specifications:

  • Width Including Crown: 45mm
  • Width Excluding Crown: 40mm
  • Thickness: 15mm
  • Crystal Diameter: 31mm
  • Lug to Lug: 49mm
  • Weight: 89.5g
  • Water Resistance: 300m / 1000ft

Benefits of Sapphire Crystal:

Many customers inquire about the benefits of sapphire crystal over standard mineral crystal. Synthetic sapphire is by far the best material for watch crystals due to its exceptional strength, shatter resistance, and scratch resistance. These characteristics make it highly appealing to military and security personnel, police officers, and people who lead active outdoor lifestyles—groups that account for over 70% of our customer base.

In our experience, over 90% of incidents involving cracked watch crystals occur with mineral glass. Even hardened mineral crystals do not match the durability of sapphire. Sapphire crystals are strengthened through a heat treatment process that removes internal stresses, followed by the application of two layers of anti-reflective coating. Although sapphire crystals are more expensive, they offer superior longevity, resilience, and performance, justifying their use in higher-end watches.

This watch combines historical design and modern functionality, making it an exceptional choice for professionals and enthusiasts alike. Its robust features and user-friendly design ensure it meets the demands of today's discerning watch wearers.

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 66831866374

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    4.4 ★★★★★
    Based on 7 reviews
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    Product Reviews
    F
    Verified Purchase
    fenglinyang
    Grantham, US
    ★★★★★ 5
    Great chair for everyday use
    I’m really happy with this ergonomic chair. It was easy to put together and feels very sturdy once assembled. The mesh back is breathable and keeps my back cool even after sitting for hours. The seat cushion is comfortable and supportive, and the armrests are positioned well for working at a desk. I also like how smoothly the wheels roll and how easy it is to adjust the height. For the price, the quality is honestly better than I expected. I’ve been using it every day for work and it makes long sitting sessions much more comfortable. Definitely a great value and I would recommend it.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 10, 2026
    A
    Verified Purchase
    Amazon Reviews
    Boise, US
    ★★★★★ 5
    Excellent quality, comfortable for 8+ hour days
    Color: Grey, Color: Grey
    Since the reviews here were so very helpful to me, I decided to leave my own after using this chair a couple days. To summarize: Overall, I am thrilled with this chair and would recommend! I work remote, in a small apartment and this works well for both space saving and silence when rolling over hardwood floors all day. For more details, read on! It came packaged very nicely, so everything was well protected during shipping. There are no written instructions and to be honest, I didn't even look for them. If you've put one together before, this is pretty standard. The "leather" (not genuine, but feels like it) is thick and seems it will be sturdy for a long time. The padding is exceptional and that's the main reason I needed a new chair, as mine (a 'basic' brand one, IYKYK) only lasted one year before it felt like sitting on a hard plastic seat. The height is adjustable to go up higher than most, so for once I didn't have to raise it all the way to feel comfy. The surprisingly great thing about it is the arms that flip up, so I can push it all the way under my desk. I live in a small apartment, so every bit of space saved is a bonus! Speaking of apartments, the wheels on this are whisper quiet and I'm more than certain the neighbor below me is thrilled to not hear my clunky wheels from the other chair anymore. I was hesitant to pay too much for an office chair, but given the price and the quality, I feel it was an excellent purchase. A few items to note, if you have never put one together before: hand tighten the screws first! Don't put them on full force, until the pieces have been mostly assembled. This will help it not come out lopsided and the holes will be a little easier to line up. Watch the video, it will make the process a little easier (unlike what I did - put the arms on correctly, thought that looked wrong, then put them on backwards and lost my mind LOL). The video will also show how to recline the chair, if you like that (I do). It has a recline that's smooth as butter.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 11, 2026
    J
    Verified Purchase
    Julia
    Natrona Heights, US
    ★★★★★ 5
    Very comfortable and safe chair
    This executive desk chair is very convenient , for its 90° flip-up armrests can be easily pushed under the desk, perfect for home office. The rubber wheels roll smoothly and quietly on my carpet. It supports up to 275 pounds so it is safe to me . The height-adjustable back with 360° swivel makes me move freely . The curved, padded backrest provides relieve back pressure , also it is very easy to set up.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on February 22, 2026
    L
    Verified Purchase
    Lory Johnson
    Birmingham, US
    ★★★★★ 4
    Recommend it for all.
    Color: Grey, Color: Grey
    Very nice chair. One warning…it went together very easily except for the last screw!!! I finally gave up. A neighbor came over and gave up. My daughter came. Over and after much groaning and moaning got that last screw in.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 17, 2026
    D
    Verified Purchase
    Daniel Ivan
    Alexandria, US
    ★★★★★ 5
    Great for home office
    Color: Grey, Color: Grey
    This was a great replacement to the chair I use when I work from home, padding is firm and comfortable so I have no issue sitting on it for hours, the arm rest are foldable so is very convenient when my dogs are in co worker duty. Very easy to put together and it feels very firm and stable.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 15, 2026

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