Seiko Cal. 6152 - 531

This Hand-Winding model from 1967 features a 42mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-f50dbba47da4]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1967

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