Seiko Cal. 4510 - 621

This Hand-Winding model from 1968 features a 39mm Gold-Plated case. It features a Champagne dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-11677ac2b226]

Also known as: Tuna, World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1968

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