Seiko Cal. 3858 - 248

This Hand-Winding model from 1972 features a 37mm PVD Black case. Powered by the 3858 caliber with 27j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-284a1c6fccf8]

Also known as: Shogun, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

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