Top 50 Diamonds Overall in New Zealand
The cream of the crop across every dimension: gemological quality, value per dollar, and certification rigour rolled into one composite score. Pricing shown in NZD.
Last updated 15 September 2026 · Based on 50 active listings ranked by overall
How to Read the Overall Leaderboard
The overall score is a 0-100 composite of three signals we already publish individually: quality (how well the stone is made), value (price versus the peer-median for its spec), and certification (how rigorous the grading lab is). A high overall score means the stone wins on all three at once, not just one. The diamonds at the top of this list are the ones the market is putting forward today as genuinely the best available.
Use this when you do not have a strong preference yet and want to see what the market is rewarding right now. The overall list mixes natural and lab-grown freely, so do not be surprised to see them side by side. If you have a hard preference for one origin, use the Natural / Lab-grown / Fancy tabs above to filter.
Composite scores hide the trade-offs. A diamond at 92 overall might be 99 quality and 85 value, or 88 quality and 96 value. Click any entry to see the full breakdown, and use the per-metric leaderboards (quality, value, certification) when you want to optimise for one axis specifically.
| # | Diamond | Origin | Score | Lowest Price (NZD) |
|---|---|---|---|---|
| 1 | 1.04ct ASSCHER D VVS2 | lab grown | 92 | $307 NZD |
| 2 | 1.10ct ASSCHER F VS2 | lab grown | 92 | $492 NZD |
| 3 | 0.66ct ROUND D VVS1 | lab grown | 92 | $157 NZD |
| 4 | 0.56ct PRINCESS D IF | lab grown | 92 | $218 NZD |
| 5 | 0.58ct PRINCESS D IF | lab grown | 91 | $225 NZD |
| 6 | 4.11ct ASSCHER D VVS2 | lab grown | 91 | $4,253 NZD |
| 7 | 1.08ct OVAL D VVS2 | lab grown | 91 | $2,441 NZD |
| 8 | 0.72ct PRINCESS D IF | lab grown | 91 | $287 NZD |
| 9 | 0.71ct PRINCESS D IF | lab grown | 91 | $262 NZD |
| 10 | 0.65ct ROUND D VVS1 | lab grown | 91 | $148 NZD |
| 11 | 0.74ct PRINCESS D IF | lab grown | 91 | $293 NZD |
| 12 | 0.72ct ROUND F IF | lab grown | 91 | $663 NZD |
| 13 | 0.65ct ROUND D VVS1 | lab grown | 91 | $148 NZD |
| 14 | 0.73ct ROUND D VVS1 | lab grown | 91 | $232 NZD |
| 15 | 0.73ct ROUND D VVS1 | lab grown | 91 | $232 NZD |
| 16 | 0.73ct PRINCESS D IF | lab grown | 91 | $290 NZD |
| 17 | 0.72ct ROUND D VVS1 | lab grown | 91 | $228 NZD |
| 18 | 0.72ct ROUND D VVS1 | lab grown | 91 | $228 NZD |
| 19 | 0.72ct ROUND D VVS1 | lab grown | 91 | $228 NZD |
| 20 | 0.72ct PRINCESS D IF | lab grown | 91 | $293 NZD |
| 21 | 0.65ct ROUND D VVS1 | lab grown | 91 | $148 NZD |
| 22 | 0.65ct ROUND D VVS1 | lab grown | 91 | $148 NZD |
| 23 | 0.65ct ROUND D VVS1 | lab grown | 91 | $148 NZD |
| 24 | 0.64ct ROUND D VVS1 | lab grown | 91 | $147 NZD |
| 25 | 0.58ct PRINCESS D VVS1 | lab grown | 91 | $185 NZD |
| 26 | 0.57ct PRINCESS D IF | lab grown | 91 | $207 NZD |
| 27 | 0.54ct ROUND D VVS1 | lab grown | 91 | $135 NZD |
| 28 | 0.54ct ROUND D VVS1 | lab grown | 91 | $135 NZD |
| 29 | 0.54ct PRINCESS D IF | lab grown | 91 | $212 NZD |
| 30 | 10.04ct ASSCHER H VVS2 | lab grown | 91 | $3,400 NZD |
| 31 | 5.55ct ROUND D FL | lab grown | 91 | $17,152 NZD |
| 32 | 5.18ct ROUND D FL | lab grown | 91 | $16,580 NZD |
| 33 | 2.98ct OVAL D IF | lab grown | 91 | $2,823 NZD |
| 34 | 0.87ct EMERALD D VS1 | lab grown | 91 | $207 NZD |
| 35 | 0.74ct OVAL D IF | lab grown | 91 | $273 NZD |
| 36 | 0.73ct OVAL D VVS1 | lab grown | 91 | $230 NZD |
| 37 | 0.73ct ROUND D VVS1 | lab grown | 91 | $232 NZD |
| 38 | 0.71ct ROUND D VVS1 | lab grown | 91 | $225 NZD |
| 39 | 0.64ct ROUND D VVS1 | lab grown | 91 | $147 NZD |
| 40 | 0.59ct PRINCESS D VVS1 | lab grown | 91 | $188 NZD |
| 41 | 0.54ct ROUND D VVS1 | lab grown | 91 | $135 NZD |
| 42 | 0.54ct PRINCESS D VVS1 | lab grown | 91 | $175 NZD |
| 43 | 0.52ct PRINCESS D VVS1 | lab grown | 91 | $170 NZD |
| 44 | 6.59ct ROUND D FL | lab grown | 91 | $22,148 NZD |
| 45 | 5.79ct ROUND D FL | lab grown | 91 | $17,858 NZD |
| 46 | 5.09ct ROUND D FL | lab grown | 91 | $16,925 NZD |
| 47 | 5.07ct ROUND D FL | lab grown | 91 | $16,862 NZD |
| 48 | 2.86ct ROUND D IF | lab grown | 91 | $2,227 NZD |
| 49 | 1.97ct RADIANT D IF | lab grown | 91 | $492 NZD |
| 50 | 1.24ct ROUND D IF | lab grown | 91 | $320 NZD |
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