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STEELDIVE SD1903S
Ref. SD1903S
$158Stock unknown
Case
- Diameter
- 46.5mm
- Thickness
- 14mm
- Lug-to-lug
- 54.17mm
- Lug width
- 22mm
- Material
- Solid Bronze CuSn8
- Water resistance
- 200m
Crystal & dial
- Crystal
- Sapphire
Movement
- Caliber
- Seiko NH35
- Type
- Automatic
Seiko
Seiko's third-party supply version of the 4R35, sold to external watch brands and modders worldwide. Adds hacking and hand-winding over the 7S26 it effectively replaced. The NH35 has become the default automatic movement for watch modding and microbrand watches, thanks to its low cost, reliability, and wide availability of compatible parts including dials, hands, and cases in the Seiko-compatible format.
Design language
- Case shape
- round
- Dial style
- standard
- Bezel
- none
- Bracelet
- rubber_strap
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3 colorways
The market
Market prices.
Retail$158
eBay listings
- STEELDIVE SD1903S — 46.5mm Solid Bronze Sapphire Glass 200m NH35 Dive WatchNew with box and papers · US$204
- STEELDIVE SD1903S — 46.5mm Solid Bronze Sapphire Glass 200m NH35 Dive WatchNew with box and papers · US$204
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In a nutshell
The STEELDIVE SD1903S (ref. SD1903S) is an automatic watch, with a 46.5mm solid bronze cusn8 case, 14mm thick, powered by the Seiko NH35 movement. Water resistance is rated to 200m, under a sapphire crystal. Manufacturer MSRP is $158.
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