Seiko Cal. 7057 - 777

The 7057-777 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-30f0dae60f68]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1978

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