Seiko Cal. 6256 - 987

The 6256-987 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6256 caliber with 20j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-b4fcc7696499]

Also known as: Tuna, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1999

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