Seiko Cal. 3877 - 939

The 3877-939 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3877 caliber with 29j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-b9ab0aa7b100]

Also known as: Panda

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1978

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