Seiko Cal. 5623 - 513

The 5623-513 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-5dc3e62127d9]

Also known as: Monster, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1975

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