Seiko Cal. 3851 - 981

The 3851-981 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-548ece4f5cdb]

Also known as: Sumo, Shogun

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1965

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