Seiko Cal. 6645 - 701

The 6645-701 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6645 caliber with 25j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-5bc459b8c9f5]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Green

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1987

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