Seiko Cal. 6621 - 671

The 6621-671 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6621 caliber with 23j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-ddd202668f51]

Also known as: Monster, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1994

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