Seiko Cal. 5277 - 345

The 5277-345 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5277 caliber with 21j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-1d0d3265691d]

Also known as: Rally, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1968

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