Seiko Cal. 6231 - 963

Released in 1986, the Cal. 6231 with design code 963 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-fbff05cac957]

Also known as: Turtle, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1986

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