Seiko Cal. 0734 - 320

Released in 1978, the Cal. 0734 with design code 320 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-7214590cd4cd]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

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