Seiko Cal. 6333 - 621

The 6333-621 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-7fd1c4bda160]

Also known as: Bullhead, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1988

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