Seiko Cal. 6187 - 197

This Hand-Winding model from 1992 features a 45mm Two-Tone case. Powered by the 6187 caliber with 35j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-a86250f3296b]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1992

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