Seiko Cal. 6620 - 931

The 6620-931 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-568c5f168718]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1998

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