Seiko Cal. 0770 - 228

The 0770-228 is a sought-after Quartz piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-428f4179d062]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1966

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