lug2lug
BrowseCompareNewsCommunityMy Watches
BrowseCompareNewsCommunityMy Watches
Theme
Popular microbrands:Christopher Ward·Baltic·anOrdain·Atelier Wen·Boldr·Bremont·Dan Henry·DOXABrowse all →
Best, by the specs:Best dress watches·Diver under $2,000·Chronograph under $5,000·Sport under $5,000·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·What should I buy?·Value retention rankings·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
TermsPrivacyCopyrightDisclosuresContactContribute

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

© 2026 Lug2Lug LLC · Prices are estimates and not offers

Loading watch
Home/Browse/Svalbard/Demark GH12
Svalbard Demark GH12
Click to inspect
Ask the communityStart a discussion about the Demark GH12 — get takes from other collectors.Ask →
Svalbard · Demark GH12

Svalbard Demark GH12

Sport

$140Sold out
Buy from SvalbardFind used on eBay

Case

Diameter
40mm
Material
Stainless Steel
Water resistance
100m

Crystal & dial

Crystal
Sapphire

Movement

Caliber
Seiko NH36
Type
Automatic
Hacking
No
Hand-winding
No
Complications
Time only

Seiko

The day-date variant of the NH35 platform, adding a day-of-week display wheel to the proven SII automatic architecture. Shares all dimensions and specifications with the NH35 while offering the additional complication. Widely used by microbrand watchmakers who want day-date functionality in their Seiko-compatible builds. The day disc is available in multiple language combinations depending on the variant.

Alternatives

02The connection engine

More like this.

Milifortic Affordable 39mm Day-Date Field Automatic 24 Hour Watches M097

Milifortic

Affordable 39mm Day-Date Field Automatic 24 Hour Watches M097

39mm · Automatic$177

Islander Islander Luminous Dial Automatic Dive Watch with AR Double-Dome Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-26

Islander

Islander Luminous Dial Automatic Dive Watch with AR Double-Dome Sapphire Crystal, and Luminous Ceramic Bezel Insert #ISL-26

42mm · Automatic$420

LIV Watches GX1-A

LIV Watches

GX1-A

42mm · Automatic$850

Omologato Classic Timer

Omologato

Classic Timer

41mm · Automatic$1,007

Jack Mason Canton Salt

Jack Mason

Canton Salt

39mm · Automatic$1,199

Praesidus Rec Spec

Praesidus

Rec Spec

38mm · Automatic$235

View all alternatives

03The community take

Owners talk.

“
In a nutshell

The Svalbard Demark GH12 is an automatic sport watch, with a 40mm stainless steel case, powered by the Seiko NH36 movement. Water resistance is rated to 100m, under a sapphire crystal. Manufacturer MSRP is $140.

Open the discussion

On real wrists

No shots yet. Show how it wears.

04The paper trail

05The discussion

Talk about the Svalbard Demark GH12.