Seiko Cal. 5620 - 665

Released in 1989, the Cal. 5620 with design code 665 was part of Seiko's domestic market collection. Powered by the 5620 caliber with 22j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-8d7deacb7aa4]

Also known as: Monster, Bellmatic

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1989

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