Seiko Cal. 3815 - 747

This Automatic model from 1985 features a 43mm Titanium case. It features a Silver dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-d3938fc1d284]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1985

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