Seiko Cal. 6621 - 316

The 6621-316 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6621 caliber with 23j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-3400a38e382b]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1992

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