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Heart|Lab Grown|IGI

1.03ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG627410532

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG627410532

Diamond specifications and retailer prices

From $294 SGD
$230 USD
As of November 2, 2026
Save $2,223 SGD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,518 SGD 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG627410532 or 627410532. Listed at 22 retailers as of October 27, 2026, with prices from $294 to $2,518, a $2,223 spread on the same certified stone. Queensmith lists it at $2,518. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627410532
Dimensions6.42 × 7.08 × 3.97 mm
L/W Ratio1.10
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
6.42 mm7.08 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627410532
Side View
Table 61.0%Crown 27.1°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 56.1%

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 2
Current: $689 SGD|Low: $286 SGD|High: $2,174 SGD|Avg: $872 SGD|+1.9%
Retailer 1
Retailer 2
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Retailer 12
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Retailer 19
November 2, 2026
Retailer 4$294 SGD
Retailer 8$330 SGD
Retailer 19$341 SGD
Retailer 3$366 SGD
Retailer 9$366 SGD
Retailer 10$492 SGD
Retailer 13$588 SGD
Retailer 12$631 SGD
Retailer 1$689 SGD
Retailer 2$739 SGD
Retailer 6$760 SGD
Retailer 16$892 SGD
Retailer 5$1,175 SGD
Retailer 18$1,179 SGD
Retailer 7$1,242 SGD
Retailer 17$1,467 SGD
Retailer 11$1,651 SGD
Retailer 15$1,838 SGD
Retailer 14$1,854 SGD

40 data points across 19 retailers

22 retailers$294 SGD to $2,518 SGD

A
Cheapest Retailer
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$294 SGD
$230 USD
A
Retailer 2
-
$330 SGD
$258 USD
View
Final sale: no returns
A
Retailer 3
-
$341 SGD
$267 USD
View
A
Retailer 4
-
$366 SGD
$286 USD
View
Retailer 5
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$366 SGD
$286 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$492 SGD
$385 USD
View
A
Retailer 7
-
$588 SGD
€438 EUR
View
A
Retailer 8
-
$631 SGD
ZAR 7,972 ZAR
View
Retailer 9
-
$672 SGD
£413 GBP
View
Price last confirmed 15 days ago
A
Retailer 10
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$689 SGD
£424 GBP
View
B+
Retailer 11
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$739 SGD
$578 USD
View
B+
Retailer 12
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$760 SGD
$594 USD
View
B+
Retailer 13
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$892 SGD
A$1,073 AUD
View
B+
Retailer 14
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$957 SGD
$748 USD
View
B+
Retailer 15
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$1,175 SGD
$919 USD
View
Retailer 16
-
$1,179 SGD
$922 USD
View
Price last confirmed 12 days ago
B+
Retailer 17
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$1,242 SGD
$971 USD
View
Retailer 18
-
$1,467 SGD
£903 GBP
View
Price last confirmed 9 days ago
B
Retailer 19
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$1,651 SGD
$1,291 USD
View
B
Retailer 20
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$1,838 SGD
A$2,211 AUD
View
B
Retailer 21
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$1,854 SGD
$1,450 USD
View
Most Expensive
B
Queensmith
LG627410532 · Oct 27
$2,518 SGD
£1,550 GBP
View
21 more retailers have this diamond
Prices start from $294 SGDSave up to $2,223 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
$294 SGD