Seiko Cal. 5677 - 789

Seiko 5677-789

The 5677-789 is a sought-after Solar piece from Seiko's golden era. Powered by the 5677 caliber with 24j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-f40fc21f50b5]

Also known as: Turtle, Tuna

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
13.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Champagne
Jewels
24j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1981

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