Seiko Cal. 6153 - 277

The Seiko 6153-277 represents an important milestone in Seiko's 1969 lineup. Powered by the 6153 caliber with 17j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-85e2a9b27a86]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1969

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