Seiko Cal. 5278 - 785

The 5278-785 is a sought-after Spring Drive piece from Seiko's golden era. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f8c0bf9f9547]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1970

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