Seiko Cal. 4451 - 653

The 4451-653 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-a0042521e32e]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1986

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