Seiko Cal. 5278 - 233

The 5278-233 is a sought-after Solar piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-adccaa53f7f4]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

37mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1978

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