Seiko Cal. 6610 - 400

The 6610-400 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6610 caliber with 24j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-92a6ca1df624]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

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