Seiko Cal. 6665 - 840

The 6665-840 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6665 caliber with 24j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-e5998b8e7134]

Also known as: Pogue, Baby Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1969

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