Seiko Cal. 0770 - 454

The 0770-454 is a sought-after Solar piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-2c35ba0612d1]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

32j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1982

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