Seiko Cal. 6621 - 538

This Quartz model from 1974 features a 45mm PVD Black case. It features a White dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-b951b6d44a91]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1974

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