Seiko Cal. 3870 - 510

The 3870-510 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3870 caliber with 25j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-0c5907d17e04]

Also known as: Panda, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1999

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