Seiko Cal. 3891 - 642

The 3891-642 is a sought-after Solar piece from Seiko's golden era. Powered by the 3891 caliber with 18j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-53babd11658e]

Also known as: Panda

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1989

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