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Round|Natural|IGI

1.07ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 816643977

Shape and cutting style on the report: Round brilliant

Certificate IGI 816643977

Diamond specifications and retailer prices

From $2,052 SGD
₹152,888 INR
As of November 1, 2026
Save $3,978 SGD (66%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,030 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.07ct natural round diamond

This 1.07ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 816643977. Listed at 15 retailers as of October 27, 2026, with prices from $2,052 to $6,030, a $3,978 spread on the same certified stone. NZ Jewellers lists it at $6,030. 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

1.07
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 816643977
Dimensions6.49 × 6.52 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.49 mm6.52 mm1.07 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816643977
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 40.6°CuletDepth 62.4%

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 1
Current: $6,030 SGD|Low: $2,047 SGD|High: $6,030 SGD|Avg: $3,151 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 6$2,052 SGD
Retailer 10$2,281 SGD
Retailer 2$2,379 SGD
Retailer 3$2,472 SGD
Retailer 12$2,557 SGD
Retailer 11$2,586 SGD
Retailer 4$2,853 SGD
Retailer 8$2,857 SGD
Retailer 9$3,011 SGD
Retailer 5$3,475 SGD
Retailer 7$4,332 SGD
NZ Jewellers$6,030 SGD

40 data points across 12 retailers

15 retailers$2,052 SGD to $6,030 SGD

A
Cheapest Retailer
-
$2,052 SGD
₹152,888 INR
A
Retailer 2
-
$2,281 SGD
$1,784 USD
View
Final sale: no returns
A
Retailer 3
-
$2,379 SGD
£1,465 GBP
View
A
Retailer 4
-
$2,472 SGD
$1,934 USD
View
A
Retailer 5
-
$2,557 SGD
$2,000 USD
View
A
Retailer 6
-
$2,586 SGD
$2,023 USD
View
A
Retailer 7
-
$2,649 SGD
$2,072 USD
View
Retailer 8
-
$2,853 SGD
$2,232 USD
View
Price last confirmed 63 days ago
B+
Retailer 9
-
$2,853 SGD
$2,232 USD
View
B+
Retailer 10
-
$2,857 SGD
$2,235 USD
View
A
Retailer 11
-
$3,011 SGD
ZAR 38,044 ZAR
View
B+
Retailer 12
-
$3,475 SGD
€2,589 EUR
View
B
Retailer 13
-
$4,332 SGD
£2,668 GBP
View
Retailer 14
-
$6,030 SGD
$4,717 USD
View
Price last confirmed 61 days ago
Most Expensive
B
NZ Jewellers
5671ff2e-7c88-4aa9-afe4-9615e10ca101 · Oct 27
$6,030 SGD
$4,717 USD
View
14 more retailers have this diamond
Prices start from $2,052 SGDSave up to $3,978 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
1.07ct Round
$2,052 SGD