CaratHunter
Plans
Round|Natural|IGI

0.81ct K SI2 Round Natural Diamond

EX • K/SI2 • IGI 651459938

Shape and cutting style on the report: Round brilliant

Certificate IGI 651459938

Diamond specifications and retailer prices

From $872 SGD
As of November 6, 2026
Save $1,337 SGD (61%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,210 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.81ct natural round diamond

This 0.81ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 651459938. Listed at 5 retailers as of November 5, 2026, with prices from $872 to $2,210, a $1,337 spread on the same certified stone. NZ Jewellers lists it at $2,210. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.81
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 651459938
Dimensions5.94 × 5.95 × 3.71 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.94 mm5.95 mm0.81 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 651459938
Side View
Table 57.0%Crown 36.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,210 SGD|Low: $851 SGD|High: $2,230 SGD|Avg: $1,210 SGD|-0.9%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 5$872 SGD
Retailer 2$875 SGD
Retailer 3$1,044 SGD
Retailer 6$1,114 SGD
Retailer 4$1,636 SGD
NZ Jewellers$2,210 SGD

24 data points across 6 retailers

5 retailers$872 SGD to $2,210 SGD

A
Cheapest Retailer
-
$872 SGD
A
Retailer 2
-
$875 SGD
View
A
Retailer 3
-
$1,044 SGD
View
Retailer 4
-
$1,636 SGD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
b2cb64f7-1b48-472c-979f-e062d6fb1685 · Nov 5
$2,210 SGD
$1,730 USD
View
4 more retailers have this diamond
Prices start from $872 SGDSave up to $1,337 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.81ct Round
$872 SGD