Seiko Cal. 0787 - 277

Seiko 0787-277

The 0787-277 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0787 caliber with 31j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-fd2dabb22ca2]

Also known as: Sumo, Bellmatic

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
45mm
Case Thickness
13.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
White
Jewels
31j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1973

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