Seiko Cal. 6211 - 690

The 6211-690 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6211 caliber with 30j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-effa2527a329]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

30j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1971

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