Seiko Cal. 3881 - 154

The 3881-154 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3881 caliber with 34j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-e0cc4430301e]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1974

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