Seiko Cal. 7166 - 343

The 7166-343 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-c7c7f48744cb]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

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