Seiko Cal. 4457 - 721

The 4457-721 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-4d880197546e]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1980

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