Seiko Cal. 3881 - 147

The 3881-147 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3881 caliber with 17j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-f8d3c9edb54c]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1978

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