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Heart|Lab Grown|IGI

1.66ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • IGI LG754558633

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG754558633

Diamond specifications and retailer prices

From $277 SGD
$217 USD
As of October 30, 2026
Save $1,160 SGD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,437 SGD at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.66ct lab-grown heart diamond

This 1.66ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754558633 or 754558633. Listed at 12 retailers as of October 30, 2026, with prices from $277 to $1,437, a $1,160 spread on the same certified stone. With Clarity lists it at $1,437. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle43.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754558633
Dimensions7.42 × 8.03 × 4.90 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm8.03 mm1.66 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754558633
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 43.3°Culet: NoneDepth 61.0%

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 30
Current: $1,377 SGD|Low: $268 SGD|High: $1,502 SGD|Avg: $971 SGD|-5.1%
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
With Clarity
November 1, 2026
Retailer 12$277 SGD
Retailer 9$322 SGD
Retailer 7$404 SGD
Retailer 6$575 SGD
Retailer 3$655 SGD
Retailer 11$772 SGD
Retailer 5$959 SGD
Retailer 2$1,105 SGD
Retailer 8$1,108 SGD
Retailer 4$1,196 SGD
Retailer 10$1,248 SGD
Retailer 1$1,377 SGD
Retailer 13$1,390 SGD
With Clarity$1,427 SGD

28 data points across 14 retailers

12 retailers$277 SGD to $1,437 SGD

A
Cheapest Retailer
-
$277 SGD
$217 USD
A
Retailer 2
-
$322 SGD
$252 USD
View
Retailer 3
-
$404 SGD
£249 GBP
View
Price last confirmed 15 days ago
A
Retailer 4
-
$575 SGD
€428 EUR
View
B+
Retailer 5
-
$772 SGD
$604 USD
View
B+
Retailer 6
-
$908 SGD
$710 USD
View
B+
Retailer 7
-
$1,105 SGD
$864 USD
View
B+
Retailer 8
-
$1,108 SGD
$867 USD
View
B+
Retailer 9
-
$1,248 SGD
$976 USD
View
B
Retailer 10
-
$1,377 SGD
£848 GBP
View
Retailer 11
-
$1,390 SGD
View
Price last confirmed 19 days ago
Most Expensive
B
With Clarity
754558633 · Nov 1
$1,437 SGD
$1,124 USD
View
11 more retailers have this diamond
Prices start from $277 SGDSave up to $1,160 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
1.66ct Heart
$277 SGD