Seiko Cal. 5228 - 715

The 5228-715 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5228 caliber with 20j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-eb8735530130]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1974

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