Top 50 Diamonds Overall in Singapore

The cream of the crop across every dimension: gemological quality, value per dollar, and certification rigour rolled into one composite score. Pricing shown in SGD.

Last updated 31 October 2026 · Based on 50 active listings ranked by overall

How to Read the Overall Leaderboard

The overall score is a 0 to 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.

#DiamondOriginGradeLowest Price (SGD)
12.08ct OVAL D IFnaturalA+$20,605 SGD
21.32ct ROUND E IFnaturalA+$10,489 SGD
31.30ct PRINCESS D IFnaturalA+$13,231 SGD
45.02ct ROUND E IFnaturalA+$196,556 SGD
52.00ct MARQUISE E IFnaturalA+$24,247 SGD
61.34ct ROUND E IFnaturalA+$11,040 SGD
73.03ct OVAL D FLnaturalA+$79,674 SGD
81.33ct ROUND E IFnaturalA+$11,301 SGD
91.33ct ROUND E FLnaturalA+$13,107 SGD
103.21ct HEART D IFnaturalA+$63,769 SGD
111.25ct ROUND D IFnaturalA+$8,967 SGD
121.55ct ROUND E FLnaturalA+$17,182 SGD
131.31ct ROUND D IFnaturalA+$11,176 SGD
143.15ct PEAR D FLnaturalA+$82,947 SGD
151.62ct ROUND D IFnaturalA+$16,712 SGD
161.51ct ROUND E IFnaturalA+$15,774 SGD
171.27ct ROUND D VVS1naturalA+$8,018 SGD
181.01ct MARQUISE D FLnaturalA+$4,958 SGD
190.56ct ROUND D IFnaturalA+$1,342 SGD
206.79ct ROUND D FLnaturalA+$254,993 SGD
211.53ct ROUND E IFnaturalA+$17,244 SGD
221.51ct OVAL D IFnaturalA+$14,858 SGD
231.42ct ROUND E IFnaturalA+$12,135 SGD
241.33ct ROUND E IFnaturalA+$12,665 SGD
251.28ct PEAR E IFnaturalA+$8,715 SGD
261.25ct ROUND E VVS2naturalA+$7,773 SGD
270.84ct EMERALD D IFnaturalA+$2,432 SGD
280.60ct ROUND E IFnaturalA+$1,348 SGD
290.53ct ROUND D IFnaturalA+$1,113 SGD
3010.10ct PEAR E FLnaturalA+$768,908 SGD
314.02ct HEART D FLnaturalA+$139,172 SGD
321.35ct ROUND E IFnaturalA+$11,258 SGD
331.31ct ROUND D FLnaturalA+$11,454 SGD
341.31ct ROUND E IFnaturalA+$12,404 SGD
351.30ct ROUND D IFnaturalA+$13,304 SGD
361.01ct EMERALD E VVS2naturalA+$2,864 SGD
370.54ct ROUND E IFnaturalA+$1,102 SGD
380.52ct ROUND E IFnaturalA+$1,178 SGD
390.51ct ROUND E IFnaturalA+$1,162 SGD
401.43ct ROUND E IFnaturalA+$12,953 SGD
411.30ct ROUND E IFnaturalA+$11,279 SGD
421.30ct ROUND E IFnaturalA+$13,729 SGD
431.08ct PEAR D IFnaturalA+$4,443 SGD
440.85ct ROUND E IFnaturalA+$2,798 SGD
450.83ct ROUND D IFnaturalA+$3,732 SGD
460.62ct ROUND E IFnaturalA+$1,471 SGD
470.61ct ROUND E IFnaturalA+$1,458 SGD
480.58ct ROUND E IFnaturalA+$1,224 SGD
490.56ct ROUND D IFnaturalA+$1,293 SGD
500.55ct ROUND E IFnaturalA+$1,080 SGD
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