Seiko Cal. 4446 - 163

The 4446-163 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-af802de8b526]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1986

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