Seiko Cal. 6685 - 444

The Seiko 6685-444 represents an important milestone in Seiko's 1986 lineup. Powered by the 6685 caliber with 29j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-4727ef8f404a]

Also known as: Tuna, World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

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