Seiko Cal. 4523 - 530

The Seiko 4523-530 represents an important milestone in Seiko's 1973 lineup. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-ce1e9a791bfe]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1973

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