Seiko Prospex Speedtimer Solar SSC813 vs Bulova Surveyor Chronograph

Both are chronograph watches in the mid tier. In short: the Seiko Prospex Speedtimer Solar SSC813 takes more water (100m) — the one to pick if you swim. The Seiko Prospex Speedtimer Solar SSC813 is solar / light-powered, 100m water resistance, 39mm, sapphire crystal; the Bulova Surveyor Chronograph is meca-quartz, 30m water resistance, 41mm, mineral crystal.

Last verified 2026-06-27 · specs from manufacturer data · tier = price band, confirm the live price at the retailer

Spec	Seiko Prospex Speedtimer Solar SSC813	Bulova Surveyor Chronograph
Movement	Solar / light-powered	Meca-quartz
Water resistance	100m	30m
Case size	39mm	41mm
Crystal	sapphire	mineral
Style	Chronograph	Chronograph
Price tier	Mid	Mid

Which should you buy?

Their movements differ — Seiko Prospex Speedtimer Solar SSC813: solar / light-powered, Bulova Surveyor Chronograph: meca-quartz
The Seiko Prospex Speedtimer Solar SSC813 takes more water (100m) — the one to pick if you swim
The Seiko Prospex Speedtimer Solar SSC813 has a sapphire crystal — more scratch-resistant for daily wear

Where to buy

Seiko Prospex Speedtimer Solar SSC813See price on AmazonCheck price

Bulova Surveyor ChronographSee price on AmazonCheck price

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FAQ

What's the difference between the Seiko Prospex Speedtimer Solar SSC813 and the Bulova Surveyor Chronograph?
Both are chronograph watches in the mid tier. The Seiko Prospex Speedtimer Solar SSC813 is solar / light-powered, 100m water resistance, 39mm, sapphire crystal; the Bulova Surveyor Chronograph is meca-quartz, 30m water resistance, 41mm, mineral crystal.

Which has better water resistance, the Seiko Prospex Speedtimer Solar SSC813 or the Bulova Surveyor Chronograph?
The Seiko Prospex Speedtimer Solar SSC813, rated 100m, versus 30m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Seiko Prospex Speedtimer Solar SSC813 or the Bulova Surveyor Chronograph?
Both sit in the mid tier, so it comes down to movement, water resistance and case size — see the spec table above.

Citing these specs? Go ahead — manufacturer data, last verified 2026-06-27. Copy a ready-made reference:

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