Seiko Cal. 5230 - 923

Released in 1979, the Cal. 5230 with design code 923 was part of Seiko's domestic market collection. It features a Green dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-dc64ebae11a6]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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