Seiko Cal. 6661 - 177

Seiko 6661-177

The Seiko 6661-177 represents an important milestone in Seiko's 1993 lineup. Powered by the 6661 caliber with 35j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-d4429e10d49a]

Also known as: Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
44mm
Case Thickness
10.8mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Green
Jewels
35j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1993

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