Seiko Cal. 3891 - 970

The 3891-970 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-3c75c9ec7bdf]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

34j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1998

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