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Round|Natural|IGI

1.60ct H SI1 Round Natural Diamond

EX • H/SI1 • IGI 794652766

Shape and cutting style on the report: Round brilliant

Certificate IGI 794652766

Diamond specifications and retailer prices

From $4,031 SGD
₹300,296 INR
As of October 26, 2026
Save $4,837 SGD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,225 SGD at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 794652766. Listed at 21 retailers as of October 26, 2026, with a 120% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.60
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.4°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 794652766
Dimensions7.41 × 7.47 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.41 mm7.47 mm1.60 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 794652766
Side View
Table 57.0%Crown 36.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.0%

Caratlytics Score

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

Price History

Last verified: Oct 26
Current: $6,448 SGD|Low: $4,010 SGD|High: $8,962 SGD|Avg: $5,576 SGD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 27, 2026
Retailer 9$4,031 SGD
Retailer 6$4,658 SGD
Retailer 7$4,938 SGD
Retailer 16$5,037 SGD
Retailer 3$5,252 SGD
Retailer 5$5,295 SGD
Retailer 14$5,295 SGD
Retailer 15$5,295 SGD
Retailer 11$5,418 SGD
Retailer 4$5,484 SGD
Retailer 10$5,623 SGD
Retailer 8$5,702 SGD
Retailer 2$6,109 SGD
Retailer 1$6,448 SGD
Retailer 12$6,833 SGD
Retailer 13$8,868 SGD

36 data points across 16 retailers

21 retailers$4,031 SGD to $8,868 SGD

A
Cheapest Retailer
-
$4,031 SGD
₹300,296 INR
Retailer 2
-
$4,520 SGD
$3,536 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$4,658 SGD
$3,644 USD
View
A
Retailer 4
-
$4,938 SGD
$3,863 USD
View
A
Retailer 5
-
$5,037 SGD
$3,940 USD
View
Retailer 6
-
$5,252 SGD
$4,108 USD
View
Price last confirmed 7 days ago
A
Retailer 7
-
$5,295 SGD
$4,142 USD
View
A
Retailer 8
-
$5,295 SGD
$4,142 USD
View
A
Retailer 9
-
$5,295 SGD
$4,142 USD
View
A
Retailer 10
-
$5,418 SGD
£3,337 GBP
View
A
Retailer 11
-
$5,484 SGD
$4,290 USD
View
A
Retailer 12
-
$5,623 SGD
€4,189 EUR
View
Retailer 13
-
$5,661 SGD
$4,428 USD
View
Price last confirmed 55 days ago
A
Retailer 14
-
$5,702 SGD
$4,460 USD
View
Retailer 15
-
$6,109 SGD
$4,779 USD
View
Price last confirmed 9 days ago
A
Retailer 16
-
$6,443 SGD
$5,040 USD
View
A
Retailer 17
-
$6,448 SGD
ZAR 81,482 ZAR
View
B+
Retailer 18
-
$6,833 SGD
$5,345 USD
View
Retailer 19
-
$8,546 SGD
$6,685 USD
View
Price last confirmed 60 days ago
B+
Retailer 20
-
$8,868 SGD
£5,462 GBP
View
Most Expensive
NZ Jewellers
c1ae81ff-c6e3-4705-a4f1-9c43a4489ce9 · Oct 23
$9,225 SGD
$7,216 USD
View
Price last confirmed 8 days ago
20 more retailers have this diamond
Prices start from $4,031 SGDSave up to $4,837 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
1.60ct Round
$4,031 SGD