Seiko Cal. 3870 - 254

The 3870-254 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-4fef99af91a2]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1984

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