Seiko Cal. 5231 - 765

The 5231-765 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-96cd7b6eeb38]

Also known as: Panda, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1969

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