Seiko Cal. 4456 - 726

The Seiko 4456-726 represents an important milestone in Seiko's 1983 lineup. It features a Champagne dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-10122119cd7d]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1983

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