Seiko Cal. 0757 - 727

The 0757-727 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0757 caliber with 23j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-1166e01c7279]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1980

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