Seiko Cal. 7135 - 204

The Seiko 7135-204 represents an important milestone in Seiko's 1987 lineup. Powered by the 7135 caliber with 18j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-129d71212d21]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1987

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