Seiko Cal. 6318 - 665

The Seiko 6318-665 represents an important milestone in Seiko's 1999 lineup. Powered by the 6318 caliber with 18j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-7de50679f8e7]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1999

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