Seiko Cal. 0773 - 307

The 0773-307 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0773 caliber with 19j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-25365c0e0473]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1985

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