Seiko Cal. 6660 - 466

The 6660-466 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-20e6a1b2c387]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1970

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