Seiko Cal. 7170 - 820

Seiko 7170-820

The Seiko 7170-820 represents an important milestone in Seiko's 1988 lineup. Powered by the 7170 caliber with 27j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-5ce3b0a61fbd]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
40mm
Case Thickness
8.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
30m
Dial Color
Silver
Jewels
27j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1988

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