Seiko Cal. 3860 - 310

The 3860-310 is a sought-after Solar piece from Seiko's golden era. Powered by the 3860 caliber with 34j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-f8fd4b41e996]

Also known as: Crown, Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1978

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