Seiko Cal. 6640 - 314

The 6640-314 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6640 caliber with 24j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-39fe6bfe4206]

Also known as: Panda, Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1995

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