Seiko Cal. 6148 - 963

The Seiko 6148-963 represents an important milestone in Seiko's 1999 lineup. Powered by the 6148 caliber with 34j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-e455de75cf8b]

Also known as: Tuna, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1999

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