Seiko Cal. 4536 - 431

The Seiko 4536-431 represents an important milestone in Seiko's 1990 lineup. It features a Black dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-c6747c68b6a5]

Also known as: Pogue, Crown

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1990

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