Seiko Cal. 0787 - 820

The 0787-820 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0787 caliber with 28j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-bc8fff85fd4c]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1986

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