Seiko Cal. 6633 - 209

The 6633-209 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-64d114fb590d]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1968

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