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Heart|Lab Grown|IGI

1.03ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG606361921

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG606361921

Diamond specifications and retailer prices

From $462 SGD
$361 USD
As of November 1, 2026
Save $1,583 SGD (77%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,159 SGD at Brilliant Earth · As of October 9, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG606361921 or 606361921. Listed at 21 retailers as of November 1, 2026, with a 343% 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
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606361921
Dimensions6.64 × 7.02 × 3.89 mm
L/W Ratio1.06
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
6.64 mm7.02 mm1.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606361921
Side View
Table 61.0%Crown 37.2°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 55.4%

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: Nov 1
Current: $3,159 SGD|Low: $404 SGD|High: $3,159 SGD|Avg: $967 SGD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 10$404 SGD
Retailer 14$462 SGD
Retailer 8$522 SGD
Retailer 9$522 SGD
Retailer 11$526 SGD
Retailer 5$688 SGD
Retailer 16$691 SGD
Retailer 6$780 SGD
Retailer 3$815 SGD
Retailer 2$826 SGD
Retailer 13$880 SGD
Retailer 12$912 SGD
Retailer 4$1,245 SGD
Retailer 17$1,261 SGD
Retailer 7$1,698 SGD
Retailer 18$1,838 SGD
Retailer 15$2,045 SGD
Brilliant Earth$3,159 SGD

33 data points across 18 retailers

21 retailers$462 SGD to $2,045 SGD

Retailer 1
-
$404 SGD
$316 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$462 SGD
$361 USD
View
Final sale: no returns
Retailer 3
-
$487 SGD
$381 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$522 SGD
$408 USD
View
Price last confirmed 30 days ago
Retailer 5
-
$522 SGD
$408 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$526 SGD
£324 GBP
View
A
Retailer 7
-
$688 SGD
$538 USD
View
A
Retailer 8
-
$691 SGD
$540 USD
View
B+
Retailer 9
-
$780 SGD
$610 USD
View
B+
Retailer 10
-
$815 SGD
$637 USD
View
B+
Retailer 11
-
$826 SGD
€615 EUR
View
B+
Retailer 12
-
$880 SGD
ZAR 11,119 ZAR
View
B+
Retailer 13
-
$912 SGD
£561 GBP
View
B+
Retailer 14
-
$1,245 SGD
A$1,498 AUD
View
B+
Retailer 15
-
$1,261 SGD
$986 USD
View
Retailer 16
-
$1,335 SGD
A$1,606 AUD
View
Price last confirmed 159 days ago
Retailer 17
-
$1,677 SGD
$1,311 USD
View
Price last confirmed 32 days ago
B
Retailer 18
-
$1,698 SGD
$1,328 USD
View
B
Retailer 19
-
$1,838 SGD
$1,437 USD
View
B
Retailer 20
-
$2,045 SGD
£1,259 GBP
View
Most Expensive
Brilliant Earth
11243995A · Oct 9
$3,159 SGD
$2,470 USD
View
Price last confirmed 24 days ago
20 more retailers have this diamond
Prices start from $462 SGDSave up to $1,583 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
$462 SGD