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 30 July 2026 ยท 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.

#DiamondOriginScoreLowest Price (NZD)
10.53ct ASSCHER D IFlab grown94$225 NZD
20.77ct EMERALD D IFnatural94$1,718 NZD
30.78ct ROUND D VVS1natural94$2,280 NZD
40.75ct PEAR D IFnatural94$1,874 NZD
52.01ct OVAL E IFnatural94$30,804 NZD
61.01ct ROUND D FLnatural94$4,333 NZD
70.57ct ROUND E IFnatural93$1,110 NZD
81.50ct EMERALD E VVS1natural93$7,033 NZD
91.30ct ROUND D FLnatural93$11,158 NZD
100.77ct PEAR D IFnatural93$2,334 NZD
112.08ct MARQUISE D FLnatural93$45,298 NZD
120.69ct ASSCHER D IFlab grown93$460 NZD
131.28ct OVAL E IFnatural93$9,970 NZD
140.75ct EMERALD D IFnatural93$1,498 NZD
150.58ct ROUND E IFnatural93$1,748 NZD
162.01ct ROUND D FLnatural93$39,017 NZD
170.50ct ROUND E IFnatural93$1,045 NZD
183.30ct PEAR D FLnatural93$105,933 NZD
192.50ct EMERALD E VVS2natural93$32,067 NZD
202.10ct MARQUISE E IFnatural93$37,967 NZD
211.20ct ROUND D FLnatural93$3,106 NZD
220.61ct ROUND E IFnatural93$1,427 NZD
230.56ct MARQUISE D VVS2natural93$986 NZD
240.85ct CUSHION D IFnatural93$2,040 NZD
250.56ct ROUND E IFnatural93$881 NZD
260.52ct EMERALD D VVS1natural93$625 NZD
271.02ct HEART G IFnatural93$2,569 NZD
281.00ct HEART D VVS1natural93$3,703 NZD
291.00ct MARQUISE D VVS1natural93$6,788 NZD
300.80ct ROUND E IFnatural93$2,624 NZD
310.76ct PEAR D VVS1natural93$1,598 NZD
320.76ct OVAL D IFnatural93$2,687 NZD
330.53ct PEAR D VVS2natural93$877 NZD
340.50ct PEAR D IFnatural93$923 NZD
351.03ct EMERALD D VVS1natural93$3,052 NZD
360.78ct PEAR D IFnatural93$2,120 NZD
370.76ct MARQUISE D IFnatural93$2,992 NZD
380.75ct MARQUISE D IFnatural93$2,826 NZD
390.59ct PEAR F IFnatural93$856 NZD
400.58ct ROUND E IFnatural93$1,543 NZD
410.53ct OVAL D IFnatural93$878 NZD
420.53ct MARQUISE D VVS1natural93$918 NZD
430.52ct ROUND E IFnatural93$1,459 NZD
440.51ct MARQUISE D VVS1natural93$876 NZD
453.50ct PEAR D FLnatural92$103,367 NZD
461.00ct OVAL D VVS1natural92$4,208 NZD
470.80ct ROUND D VVS2natural92$2,326 NZD
480.76ct ROUND F VVS2natural92$1,824 NZD
490.75ct OVAL E VVS2natural92$2,235 NZD
500.58ct ROUND E IFnatural92$1,111 NZD
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