Seiko Cal. 4531 - 243

This Spring Drive model from 1969 features a 38mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-fe4e3624471a]

Also known as: Turtle, Panda

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1969

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