Hamilton Jazzmaster Open Heart vs Longines Master Collection
Both are dress watches in the upper tier — here's how the specs differ and which to pick.
| Spec | Hamilton Jazzmaster Open Heart | Longines Master Collection |
|---|---|---|
| Movement | Automatic | Automatic |
| Water resistance | 50m | 30m |
| Case size | 40mm | 40mm |
| Crystal | sapphire | sapphire |
| Style | Dress | Dress |
| Price tier | Upper | Upper |
Which should you buy?
- the Hamilton Jazzmaster Open Heart takes more water (50m) — the one to pick if you actually swim or dive
Where to buy
Check the Hamilton Jazzmaster Open Heart price on Amazon →
Check the Longines Master Collection price on Amazon →
FAQ
What's the difference between the Hamilton Jazzmaster Open Heart and the Longines Master Collection?
Both are dress watches in the upper tier. The Hamilton Jazzmaster Open Heart is automatic, 50m water resistance, 40mm, sapphire crystal; the Longines Master Collection is automatic, 30m water resistance, 40mm, sapphire crystal.
Which has better water resistance, the Hamilton Jazzmaster Open Heart or the Longines Master Collection?
The Hamilton Jazzmaster Open Heart, rated 50m, versus 30m on the other. Pick 100m or higher for swimming and 200m+ for diving.
Which is better value, the Hamilton Jazzmaster Open Heart or the Longines Master Collection?
Both sit in the upper tier, so it comes down to movement, water resistance and case size — see the spec table above.
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