Orient Kamasu vs Seiko SKX013

Both are dive watches in the mid tier. In short: the Orient Kamasu has a sapphire crystal — more scratch-resistant for daily wear. The Orient Kamasu is automatic, 200m water resistance, 41.8mm, sapphire crystal; the Seiko SKX013 is automatic, 200m water resistance, 38mm, hardlex crystal.

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

Spec	Orient Kamasu	Seiko SKX013
Movement	Automatic	Automatic
Water resistance	200m	200m
Case size	41.8mm	38mm
Crystal	sapphire	hardlex
Style	Dive	Dive
Price tier	Mid	Mid

Which should you buy?

The Orient Kamasu has a sapphire crystal — more scratch-resistant for daily wear.

Where to buy

Orient KamasuSee price on AmazonCheck price

Seiko SKX013See price on AmazonCheck price

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FAQ

What's the difference between the Orient Kamasu and the Seiko SKX013?
Both are dive watches in the mid tier. The Orient Kamasu is automatic, 200m water resistance, 41.8mm, sapphire crystal; the Seiko SKX013 is automatic, 200m water resistance, 38mm, hardlex crystal.

Which is better value, the Orient Kamasu or the Seiko SKX013?
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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