What are the case specifications of the Seiko?

The Seiko features a 36mm diameter, 8.3mm thick, Steel case with a sapphire crystal crystal.

What is the water resistance of the Seiko?

The Seiko has a water resistance rating of 100m (swimming).

What movement does the Seiko use?

The Seiko is powered by a caliber 6N43.

Seiko SUR348

Steel

Ref. SUR348

Case size: 36mmMovement: 6N43

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Last updated 8 Oct 2026Suggest a correction

TECHNICAL SPECIFICATIONS

GENERAL

Gender

Men

CASE

Diameter

36mm

Thickness

8.3mm

Lug to Lug

42.4mm

Lug Width

18mm

Case Material

Steel

Water Resistance

100m

Crystal

Sapphire Crystal

MOVEMENT

Caliber

6N43

FEATURES & COMPLICATIONS

Luminous handsLuminous indices

Other watches with the 6N43 calibre

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Seiko

SUR452

Steel

QUICK FACTS

BRAND

Seiko

REFERENCE

SUR348

CALIBER

6N43

CASE MATERIAL

Steel

CRYSTAL

Sapphire Crystal

WATER RESISTANCE

100m (swimming)

GENDER

Men

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Last updated 8 Oct 2026Suggest a correction

FOR WATCH DEALERS

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Seiko SUR348

TECHNICAL SPECIFICATIONS

GENERAL

CASE

MOVEMENT

FEATURES & COMPLICATIONS

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