CaratHunter
Plans
Round|Natural|IGI

2.51ct K IF Round Natural Diamond

EX • K/IF • IGI 737595422

Shape and cutting style on the report: Round brilliant

Certificate IGI 737595422

Diamond specifications and retailer prices

From $13,478 SGD
As of November 4, 2026
Save $7,021 SGD (34%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $20,499 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 737595422. Listed at 10 retailers as of November 4, 2026, with prices from $13,478 to $20,499, a $7,021 spread on the same certified stone. MOH London lists it at $20,499. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
K
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 737595422
Dimensions8.52 × 8.61 × 5.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
8.52 mm8.61 mm2.51 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737595422
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.6%

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 4
Current: $20,499 SGD|Low: $12,173 SGD|High: $71,952 SGD|Avg: $18,182 SGD|-6.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$12,566 SGD
Retailer 7$13,478 SGD
Retailer 6$13,746 SGD
Retailer 4$14,038 SGD
Retailer 10$14,591 SGD
Retailer 8$15,603 SGD
Retailer 2$15,955 SGD
Retailer 5$16,454 SGD
Retailer 3$18,071 SGD
MOH London$20,499 SGD

40 data points across 10 retailers

10 retailers$13,478 SGD to $20,499 SGD

A
Retailer 1
-
$12,566 SGD
Price last confirmed 7 days ago
A
Retailer 2
-
$13,478 SGD
View
A
Retailer 3
-
$13,746 SGD
View
A
Retailer 4
-
$14,038 SGD
View
Retailer 5
-
$14,591 SGD
View
Price last confirmed 25 days ago
A
Retailer 6
-
$15,603 SGD
View
A
Retailer 7
-
$15,955 SGD
View
A
Retailer 8
-
$16,454 SGD
View
A
Retailer 9
-
$18,071 SGD
View
Most Expensive
A
MOH London
D85FBF12C · Nov 4
$20,499 SGD
£12,637 GBP
View
9 more retailers have this diamond
Prices start from $13,478 SGDSave up to $7,021 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
2.51ct Round
$13,478 SGD