Seiko Cal. 6363 - 351

The 6363-351 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-eb46b7472148]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1967

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