Seiko Cal. 3887 - 718

The 3887-718 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3887 caliber with 19j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-16f43c93c500]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1983

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