Seiko Cal. 3860 - 149

The 3860-149 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3860 caliber with 18j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-869f54d34539]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1993

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