Seiko Cal. 5628 - 319

Released in 1976, the Cal. 5628 with design code 319 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-bd869bcda517]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1976

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