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Heart|Lab Grown|IGI

1.03ct E IF Heart Lab Grown Diamond

EX • E/IF • IGI LG763620346

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG763620346

Diamond specifications and retailer prices

From $394 SGD
$308 USD
As of October 30, 2026
Save $382 SGD (49%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,803 SGD at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG763620346 or 763620346. Listed at 18 retailers as of October 23, 2026, with a 97% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763620346
Dimensions6.99 × 6.99 × 6.20 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.99 mm6.99 mm1.03 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763620346
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 58.2%

Caratlytics Score

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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: $1,803 SGD|Low: $187 SGD|High: $1,854 SGD|Avg: $837 SGD|-2.8%
Brilliant Earth
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
October 22, 2026
Retailer 6$187 SGD
Retailer 2$394 SGD
Retailer 13$460 SGD
Retailer 12$563 SGD
Retailer 4$700 SGD
Retailer 3$726 SGD
Retailer 9$762 SGD
Retailer 7$776 SGD
Retailer 14$798 SGD
Retailer 10$1,056 SGD
Retailer 11$1,328 SGD
Retailer 8$1,403 SGD
Retailer 5$1,553 SGD
Brilliant Earth$1,803 SGD

28 data points across 14 retailers

18 retailers$394 SGD to $776 SGD

Retailer 1
-
$265 SGD
$207 USD
Price last confirmed 22 days ago
Retailer 2
-
$307 SGD
$240 USD
View
Price last confirmed 31 days ago
Retailer 3
-
$323 SGD
$253 USD
View
Price last confirmed 35 days ago
Retailer 4
-
$327 SGD
$256 USD
View
Price last confirmed 27 days ago
Retailer 5
-
$327 SGD
$256 USD
View
Price last confirmed 18 days ago
A
Retailer 6
-
$394 SGD
$308 USD
View
Final sale: no returns
Retailer 7
-
$460 SGD
$360 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$563 SGD
ZAR 7,110 ZAR
View
Price last confirmed 22 days ago
Retailer 9
-
$590 SGD
£363 GBP
View
Price last confirmed 18 days ago
Retailer 10
-
$700 SGD
$548 USD
View
Price last confirmed 10 days ago
Retailer 11
-
$762 SGD
£469 GBP
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$776 SGD
$607 USD
View
Retailer 13
-
$1,052 SGD
$823 USD
View
Price last confirmed 29 days ago
Retailer 14
-
$1,056 SGD
$826 USD
View
Price last confirmed 14 days ago
Retailer 15
-
$1,328 SGD
£818 GBP
View
Price last confirmed 19 days ago
Retailer 16
-
$1,403 SGD
$1,098 USD
View
Price last confirmed 8 days ago
Retailer 17
-
$1,553 SGD
$1,214 USD
View
Price last confirmed 19 days ago
Most Expensive
Brilliant Earth
17397469A · Oct 18
$1,803 SGD
$1,410 USD
View
Price last confirmed 11 days ago
17 more retailers have this diamond
Prices start from $394 SGDSave up to $382 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
1.03ct Heart
$394 SGD