Seiko Cal. 4520 - 442

The Seiko 4520-442 represents an important milestone in Seiko's 1994 lineup. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-fcf6f8c58f5b]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1994

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