Seiko Cal. 6177 - 120

The Seiko 6177-120 represents an important milestone in Seiko's 1991 lineup. Powered by the 6177 caliber with 31j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-db0cf866e3de]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1991

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