CaratHunter
Plans
Round|Lab Grown|IGI

0.45ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG665428271

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665428271

Diamond specifications and retailer prices

From $93 USD
As of October 27, 2026
Save $637 USD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $730 USD at MOH London · As of October 25, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG665428271 or 665428271. Listed at 10 retailers as of October 25, 2026, with prices from $93 to $730, a $637 spread on the same certified stone. MOH London lists it at $730. 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

0.45
Carat
E
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665428271
Dimensions4.88 × 4.85 × 3.02 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.88 mm4.85 mm0.45 ctE / SI2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG665428271
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 41.2°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: Oct 27
Current: $730 USD|Low: $81 USD|High: $759 USD|Avg: $272 USD|-2.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 2$93 USD
Retailer 7$106 USD
Retailer 3$155 USD
Retailer 4$206 USD
Retailer 6$217 USD
Retailer 10$220 USD
Retailer 8$220 USD
Retailer 9$279 USD
Retailer 5$331 USD
MOH London$730 USD

16 data points across 10 retailers

10 retailers$93 USD to $730 USD

A
Retailer 1
-
$79 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$93 USD
View
A
Retailer 3
-
$106 USD
View
A
Retailer 4
-
$109 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$155 USD
View
A
Retailer 6
-
$217 USD
View
A
Retailer 7
-
$220 USD
View
Price last confirmed 11 days ago
B+
Retailer 8
-
$328 USD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$331 USD
View
Most Expensive
B
MOH London
LG665428271 · Oct 25
$730 USD
£575 GBP
View
9 more retailers have this diamond
Prices start from $93 USDSave up to $637 USD

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
0.45ct Round
$93 USD