Seiko Cal. 3856 - 655

The 3856-655 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3856 caliber with 23j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-68138ac7955d]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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