Seiko Cal. 7152 - 638

The Seiko 7152-638 represents an important milestone in Seiko's 1970 lineup. Powered by the 7152 caliber with 32j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-f5008c80df32]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1970

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