Seiko Cal. 3851 - 149

The 3851-149 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3851 caliber with 17j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-8c0e3c71937f]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1969

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