Seiko Cal. 0731 - 312

Released in 1984, the Cal. 0731 with design code 312 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-65bd44947fec]

Also known as: Pogue, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1984

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