Seiko Cal. 6363 - 693

Seiko 6363-693

The 6363-693 is a sought-after Solar piece from Seiko's golden era. Powered by the 6363 caliber with 31j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-1470b545a2d7]

Also known as: Helmet, Baby Tuna

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
15.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
63 hours
Year
1969

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seikata-wm-1470b545a2d7