Seiko Cal. 6628 - 436

The 6628-436 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6628 caliber with 23j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-c918be5fb05c]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1991

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