Seiko Cal. 6639 - 625

This Hand-Winding model from 1979 features a 36mm Stainless Steel case. It features a Silver dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-a6681fffba7d]

Also known as: Panda, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1979

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