Seiko Cal. 7050 - 777

The 7050-777 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-df33beeb3d9f]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

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