Seiko Cal. 5623 - 415

The 5623-415 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-1e0feb6000bd]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1983

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