Seiko Cal. 4428 - 577

The 4428-577 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-3264e4cc5af5]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1993

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