Seiko Cal. 3871 - 949

The 3871-949 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3871 caliber with 21j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-aad0ef8f29ae]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1972

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