Seiko Cal. 6630 - 812

The 6630-812 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-224dc22b237d]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1982

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