Seiko Cal. 7077 - 423

The 7077-423 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7077 caliber with 35j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-5e9d4b062743]

Also known as: Bellmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1970

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