Seiko Cal. 5658 - 380

The 5658-380 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-7330b2f67ad7]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1979

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