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Heart|Lab Grown|IGI

1.55ct D IF Heart Lab Grown Diamond

ID • D/IF • IGI LG696530030

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG696530030

Diamond specifications and retailer prices

From $371 SGD
$290 USD
As of October 30, 2026
Save $3,234 SGD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,605 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.55ct lab-grown heart diamond

This 1.55ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG696530030 or 696530030. Listed at 13 retailers as of October 30, 2026, with prices from $371 to $3,605, a $3,234 spread on the same certified stone. Brilliant Earth lists it at $3,605. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696530030
Dimensions8.18 × 7.30 × 4.48 mm
L/W Ratio1.12
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
8.18 mm7.30 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696530030
Side View
Table 65.0%Crown 34.4°Girdle: MED-STKPavilion 39.3°Culet: NoneDepth 54.8%

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: Oct 30
Current: $3,605 SGD|Low: $371 SGD|High: $4,283 SGD|Avg: $1,624 SGD|-14.8%
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
Retailer 15
November 1, 2026
Retailer 3$371 SGD
Retailer 13$431 SGD
Retailer 4$492 SGD
Retailer 9$735 SGD
Retailer 12$756 SGD
Retailer 11$795 SGD
Retailer 6$1,083 SGD
Retailer 8$1,184 SGD
Retailer 10$1,255 SGD
Retailer 15$1,633 SGD
Retailer 7$1,824 SGD
Retailer 2$2,036 SGD
Retailer 5$2,137 SGD
Retailer 14$3,298 SGD
Brilliant Earth$3,605 SGD

30 data points across 15 retailers

13 retailers$371 SGD to $3,605 SGD

A
Cheapest Retailer
-
$371 SGD
$290 USD
A
Retailer 2
-
$431 SGD
$337 USD
View
A
Retailer 3
-
$492 SGD
$385 USD
View
Final sale: no returns
A
Retailer 4
-
$735 SGD
$575 USD
View
A
Retailer 5
-
$756 SGD
$591 USD
View
A
Retailer 6
-
$795 SGD
$622 USD
View
A
Retailer 7
-
$1,184 SGD
A$1,425 AUD
View
A
Retailer 8
-
$1,255 SGD
$982 USD
View
Retailer 9
-
$1,414 SGD
$1,106 USD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$1,633 SGD
$1,277 USD
View
B+
Retailer 11
-
$2,036 SGD
£1,254 GBP
View
B
Retailer 12
-
$3,298 SGD
$2,580 USD
View
Most Expensive
B
Brilliant Earth
21403788Y · Oct 31
$3,605 SGD
$2,820 USD
View
12 more retailers have this diamond
Prices start from $371 SGDSave up to $3,234 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
1.55ct Heart
$371 SGD