Seiko Cal. 5621 - 320

The Seiko 5621-320 represents an important milestone in Seiko's 1965 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-1fea3c4ed438]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1965

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