Seiko Cal. 3881 - 513

The 3881-513 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3881 caliber with 34j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-07f1d1b27f1e]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1982

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