Seiko Cal. 6237 - 633

The 6237-633 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6237 caliber with 32j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-690df83cec6d]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1970

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