Seiko Cal. 7023 - 445

Released in 1988, the Cal. 7023 with design code 445 was part of Seiko's domestic market collection. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-c86ecd776ed4]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1988

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