Seiko Cal. 6188 - 270

The 6188-270 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6188 caliber with 23j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-e5b9e27f4e98]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1965

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