Seiko Cal. 5621 - 365

The Seiko 5621-365 represents an important milestone in Seiko's 1973 lineup. Powered by the 5621 caliber with 20j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-85b2552aad3d]

Also known as: Monster, Panda

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1973

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