Seiko Cal. 5636 - 148

This Hand-Winding model from 1975 features a 40mm PVD Black case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-9d1b8da02092]

Also known as: Tuna, Panda

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1975

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