Seiko Cal. 6211 - 728

The 6211-728 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6211 caliber with 31j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-48795f7b0474]

Also known as: Tuna, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1985

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