Seiko Cal. 7152 - 839

The Seiko 7152-839 represents an important milestone in Seiko's 1970 lineup. Powered by the 7152 caliber with 20j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-ebdb2380f36d]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1970

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