Seiko Cal. 5670 - 377

This Spring Drive model from 1998 features a 38mm Titanium case. It features a Burgundy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-bb7765a1efc6]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

33j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1998

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