Seiko Cal. 4531 - 106

This Spring Drive model from 1979 features a 40mm Gold-Plated case. It features a Silver dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-a926ea93b67e]

Also known as: Turtle, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1979

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