Seiko Cal. 6331 - 177

The Seiko 6331-177 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-5fb535cca2ae]

Also known as: Panda, UFO

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1972

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