Seiko Cal. 6621 - 766

This Automatic model from 1965 features a 43mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-3f09de60e5e1]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1965

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