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Heart|Lab Grown|IGI

1.03ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG781617914

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG781617914

Diamond specifications and retailer prices

From $191 USD
As of October 27, 2026
Save $1,308 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,499 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781617914 or 781617914. Listed at 21 retailers as of October 27, 2026, with prices from $191 to $1,499, a $1,308 spread on the same certified stone. Queensmith lists it at $1,499. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781617914
Dimensions6.31 × 6.93 × 4.10 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.31 mm6.93 mm1.03 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781617914
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.2%

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 27
Current: $1,115 USD|Low: $214 USD|High: $1,123 USD|Avg: $490 USD|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 9$214 USD
Retailer 7$320 USD
Retailer 3$407 USD
Retailer 2$429 USD
Retailer 5$436 USD
Retailer 8$476 USD
Retailer 4$579 USD
Retailer 6$607 USD
Retailer 1$1,115 USD

40 data points across 9 retailers

21 retailers$191 USD to $1,499 USD

A
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$222 USD
View
A
Retailer 4
-
$237 USD
View
A
Retailer 5
-
$237 USD
View
A
Retailer 6
-
$269 USD
HK$2,100 HKD
View
A
Retailer 7
-
$320 USD
View
A
Retailer 8
-
$357 USD
View
B+
Retailer 9
-
$407 USD
ZAR 6,581 ZAR
View
B+
Retailer 10
-
$429 USD
£338 GBP
View
B+
Retailer 11
-
$436 USD
€415 EUR
View
B+
Retailer 12
-
$476 USD
View
B+
Retailer 13
-
$579 USD
A$890 AUD
View
B
Retailer 14
-
$607 USD
View
B
Retailer 15
-
$645 USD
SGD 871 SGD
View
B
Retailer 16
-
$763 USD
View
B
Retailer 17
-
$798 USD
View
B
Retailer 18
-
$816 USD
View
B
Retailer 19
-
$1,115 USD
£878 GBP
View
B
Retailer 20
-
$1,166 USD
View
Most Expensive
B
Queensmith
LG781617914 · Oct 27
$1,499 USD
£1,180 GBP
View
20 more retailers have this diamond
Prices start from $191 USDSave up to $1,308 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
1.03ct Heart
$191 USD