Seiko Cal. 6389 - 776

Seiko 6389-776

The 6389-776 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6389 caliber with 31j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-e653d3226454]

Also known as: Sportsmatic

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
40mm
Case Thickness
8.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
30m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1981

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