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3.05ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 727559258

Shape and cutting style on the report: Round brilliant

Certificate IGI 727559258

Diamond specifications and retailer prices

From $15,980 SGD
As of November 6, 2026
Save $13,120 SGD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $29,100 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 727559258. Listed at 15 retailers as of November 4, 2026, with prices from $15,980 to $29,100, a $13,120 spread on the same certified stone. MOH London lists it at $29,100. 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

3.05
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 727559258
Dimensions9.24 × 9.28 × 5.74 mm
L/W Ratio1.00
Girdle conditionPARTLY FACETED
Culet sizeNone
Top View
9.24 mm9.28 mm3.05 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 727559258
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.0%

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: $29,100 SGD|Low: $15,980 SGD|High: $32,954 SGD|Avg: $22,499 SGD|-11.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$15,980 SGD
Retailer 11$18,959 SGD
Retailer 3$19,762 SGD
Retailer 4$20,622 SGD
Retailer 8$21,996 SGD
Retailer 6$22,340 SGD
Retailer 12$22,519 SGD
Retailer 9$22,911 SGD
Retailer 7$22,931 SGD
Retailer 10$23,200 SGD
Retailer 5$26,467 SGD
MOH London$29,100 SGD

25 data points across 12 retailers

15 retailers$15,980 SGD to $29,100 SGD

A
Cheapest Retailer
-
$15,980 SGD
A
Retailer 2
-
$18,959 SGD
View
A
Retailer 3
-
$18,982 SGD
View
A
Retailer 4
-
$19,762 SGD
View
Final sale: no returns
Retailer 5
-
$20,622 SGD
View
Price last confirmed 13 days ago
Retailer 6
-
$20,654 SGD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$21,996 SGD
View
A
Retailer 8
-
$22,058 SGD
View
A
Retailer 9
-
$22,340 SGD
View
A
Retailer 10
-
$22,519 SGD
View
A
Retailer 11
-
$22,911 SGD
View
A
Retailer 12
-
$22,931 SGD
View
A
Retailer 13
-
$23,200 SGD
View
A
Retailer 14
-
$26,467 SGD
View
Most Expensive
A
MOH London
BF39B5D14 · Nov 4
$29,100 SGD
£17,939 GBP
View
14 more retailers have this diamond
Prices start from $15,980 SGDSave up to $13,120 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
3.05ct Round
$15,980 SGD