Seiko Cal. 6620 - 624

The 6620-624 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-8fb588e392cf]

Also known as: Crown, Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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