Seiko Cal. 6380 - 673

The 6380-673 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6380 caliber with 33j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-2157d9336e4a]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1987

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