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Heart|Lab Grown|IGI

1.30ct G IF Heart Lab Grown Diamond

ID • G/IF • IGI LG735598626

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG735598626

Diamond specifications and retailer prices

From $293 SGD
As of November 4, 2026
Save $1,560 SGD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,644 SGD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.3ct lab-grown heart diamond

This 1.3ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG735598626 or 735598626. Listed at 10 retailers as of November 2, 2026, with a 533% 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

1.30
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735598626
Dimensions7.55 × 7.05 × 4.21 mm
L/W Ratio1.07
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
7.55 mm7.05 mm1.30 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735598626
Side View
Table 63.0%Crown 35.4°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 55.8%

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 4
Current: $1,852 SGD|Low: $289 SGD|High: $2,721 SGD|Avg: $921 SGD|-31.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$293 SGD
Retailer 9$340 SGD
Retailer 2$401 SGD
Retailer 8$616 SGD
Retailer 3$622 SGD
Retailer 11$664 SGD
Retailer 6$674 SGD
Retailer 5$987 SGD
Retailer 7$1,166 SGD
Retailer 4$1,450 SGD
Brilliant Earth$1,852 SGD

33 data points across 11 retailers

10 retailers$293 SGD to $1,852 SGD

A
Cheapest Retailer
-
$293 SGD
A
Retailer 2
-
$340 SGD
View
A
Retailer 3
-
$401 SGD
View
A
Retailer 4
-
$616 SGD
View
A
Retailer 5
-
$674 SGD
View
A
Retailer 6
-
$987 SGD
View
A
Retailer 7
-
$1,166 SGD
View
A
Retailer 8
-
$1,450 SGD
View
B+
Retailer 9
-
$1,852 SGD
View
Most Expensive
Brilliant Earth
15955295A · Oct 26
$2,644 SGD
$2,070 USD
View
Price last confirmed 10 days ago
9 more retailers have this diamond
Prices start from $293 SGDSave up to $1,560 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
1.30ct Heart
$293 SGD