Seiko Cal. 4456 - 746

The Seiko 4456-746 represents an important milestone in Seiko's 1993 lineup. It features a Black dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-c544e55d2119]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1993

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