Seiko Cal. 6631 - 641

This Kinetic model from 1977 features a 35mm Two-Tone case. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-ac350d0b2b84]

Also known as: Panda, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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