Seiko Cal. 3837 - 551

The 3837-551 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3837 caliber with 25j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-5b9c18e2a2e0]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1980

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