Seiko Cal. 6363 - 644

The 6363-644 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6363 caliber with 24j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-a0576b5c6e2f]

Also known as: Panda, Helmet

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1977

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