Seiko Cal. 3840 - 151

The 3840-151 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3840 caliber with 25j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-f2d610a41c10]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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