Seiko Cal. 6391 - 772

The 6391-772 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-2b8c497c0259]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1979

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