Seiko Cal. 6317 - 553

The 6317-553 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-3caa1ded3342]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1970

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