Seiko Cal. 6615 - 150

This Automatic model from 1975 features a 37mm Two-Tone case. It features a Cream dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-aaddec61e1e1]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1975

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