Seiko Cal. 6632 - 136

The Seiko 6632-136 represents an important milestone in Seiko's 1971 lineup. It features a White dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-e609bb829a71]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1971

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