lug2lug
BrowseCompareNewsCommunityMy Watches
BrowseCompareNewsCommunityMy Watches
Theme
Popular microbrands:Christopher Ward·Baltic·anOrdain·Atelier Wen·Boldr·Bremont·Dan Henry·DOXABrowse all →
Best, by the specs:Diver under $2,000·Dress under $5,000·Chronograph under $5,000·Best sport watches·GMT under $5,000·Field under $500·Pilot under $2,000·Casual under $1,000All rankings →
Glossary:Lug-to-Lug·Water Resistance·Chronograph·GMT·Automatic·LumeBrowse all →
Tools:Collection tracker·Wrist-fit calculator·Selling calculator·What should I buy?·Market index·iPhone app
Lug2Letter
Watches worth knowing about, weekly.
Curated discoveries, founder spotlights, and the occasional deep-dive.
Get the app
Download on theApp StoreGET IT ONGoogle Play
TermsPrivacyDelete accountCopyrightDisclosuresContactContribute

Independent reference site · not affiliated with any brand · contains affiliate links

© 2026 Lug2Lug LLC · Prices are estimates and not offers

Loading watch
Home/Browse/STEELDIVE/SD1936
SpecStudio
STEELDIVE SD1936
Click to inspect
STEELDIVE

STEELDIVE SD1936

Ref. SD1936

$148Stock unknown

2 matched eBay listings

Case

Diameter
40mm
Thickness
14.15mm
Lug-to-lug
48mm
Material
Ceramic
Water resistance
300m

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
matte
Bezel
rotating_unidirectional
Bracelet
metal_oyster

AI-detected from the product image

2 colorways

Alternatives

01The market

Market prices.

Retail$148

eBay listings

  • STEELDIVE SD1936 — Swiss BGW9 40MM Steel Bezel 300M NH35 Date Dive WatchNew with box and papers · US$179↗
  • STEELDIVE SD1936 — Swiss BGW9 40MM Steel Bezel 300M NH35 Date Dive WatchNew with box and papers · US$179↗

Lowest displayed prices first.

Search eBay ↗

Matched listings from our latest checks; eBay may show additional results. We may earn a commission through these links at no extra cost to you.

02The connection engine

More like this.

Zelos Swordfish 40mm SS Frost

Zelos

Swordfish 40mm SS Frost

40mm · Automatic$349

Zelos Swordfish 40mm SS 'Space Coral Carbon' Limited Edition

Zelos

Swordfish 40mm SS 'Space Coral Carbon' Limited Edition

40mm · Automatic$449

DIFICIANO Marlin

DIFICIANO

Marlin

40mm · Automatic$399

Zelos Swordfish 40mm Ti

Zelos

Swordfish 40mm Ti

40mm · Automatic$459

Ventus Watches Northstar

Ventus Watches

Northstar

40mm · Automatic$349

Revelot Hexmariner 39 Marble Carbon Black

Revelot

Hexmariner 39 Marble Carbon Black

39mm · Automatic$475

View all alternatives

03The community take

Owners talk.

“
In a nutshell

The STEELDIVE SD1936 (ref. SD1936) is an automatic watch, with a 40mm ceramic case, 14.15mm thick, powered by the Seiko NH35 movement. Water resistance is rated to 300m, under a sapphire crystal. Manufacturer MSRP is $148.

Open the discussion

On real wrists

No shots yet. Show how it wears.

04The paper trail

Ask the communityStart a discussion about the SD1936: get takes from other collectors.Ask →

05The discussion

Talk about the STEELDIVE SD1936.