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Round|Lab Grown|IGI

1.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG783659904

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783659904

Diamond specifications and retailer prices

From $459 SGD
$359 USD
As of October 29, 2026
Save $2,073 SGD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,532 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783659904 or 783659904. Listed at 25 retailers as of October 29, 2026, with prices from $459 to $2,532, a $2,073 spread on the same certified stone. Brilliant Earth lists it at $2,532. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783659904
Dimensions6.95 × 7.00 × 4.29 mm
L/W Ratio1.01
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
6.95 mm7.00 mm1.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783659904
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.5%

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 29
Current: $2,532 SGD|Low: $453 SGD|High: $3,364 SGD|Avg: $1,363 SGD|-24.7%
Brilliant Earth
Retailer 2
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Retailer 24
November 2, 2026
Retailer 17$459 SGD
Retailer 12$514 SGD
Retailer 7$532 SGD
Retailer 4$569 SGD
Retailer 11$569 SGD
Retailer 24$761 SGD
Retailer 14$765 SGD
Retailer 9$882 SGD
Retailer 2$919 SGD
Retailer 21$946 SGD
Retailer 22$978 SGD
Retailer 18$1,023 SGD
Retailer 5$1,063 SGD
Retailer 19$1,382 SGD
Retailer 3$1,422 SGD
Retailer 13$1,591 SGD
Retailer 23$1,790 SGD
Retailer 16$1,814 SGD
Retailer 6$1,830 SGD
Retailer 10$1,882 SGD
Retailer 15$2,176 SGD
Retailer 20$2,237 SGD
Retailer 8$2,242 SGD
Brilliant Earth$2,532 SGD

29 data points across 24 retailers

25 retailers$459 SGD to $2,532 SGD

A
Cheapest Retailer
-
$459 SGD
$359 USD
A
Retailer 2
-
$514 SGD
$402 USD
View
Final sale: no returns
A
Retailer 3
-
$532 SGD
$416 USD
View
Retailer 4
-
$569 SGD
$445 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$569 SGD
$445 USD
View
A
Retailer 6
-
$761 SGD
$595 USD
View
A
Retailer 7
-
$765 SGD
$598 USD
View
A
Retailer 8
-
$882 SGD
$690 USD
View
A
Retailer 9
-
$919 SGD
€684 EUR
View
A
Retailer 10
-
$946 SGD
A$1,138 AUD
View
A
Retailer 11
-
$978 SGD
ZAR 12,359 ZAR
View
A
Retailer 12
-
$1,023 SGD
£630 GBP
View
A
Retailer 13
-
$1,063 SGD
$831 USD
View
B+
Retailer 14
-
$1,382 SGD
A$1,663 AUD
View
B+
Retailer 15
-
$1,422 SGD
$1,112 USD
View
B+
Retailer 16
-
$1,591 SGD
A$1,914 AUD
View
Retailer 17
-
$1,715 SGD
$1,341 USD
View
Price last confirmed 11 days ago
B+
Retailer 18
-
$1,790 SGD
$1,400 USD
View
B+
Retailer 19
-
$1,814 SGD
View
B+
Retailer 20
-
$1,830 SGD
$1,431 USD
View
B+
Retailer 21
-
$1,882 SGD
$1,472 USD
View
B+
Retailer 22
-
$2,176 SGD
$1,701 USD
View
B+
Retailer 23
-
$2,237 SGD
£1,377 GBP
View
B+
Retailer 24
-
$2,242 SGD
$1,753 USD
View
Most Expensive
B
Brilliant Earth
18278646A · Oct 31
$2,532 SGD
$1,980 USD
View
24 more retailers have this diamond
Prices start from $459 SGDSave up to $2,073 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
1.29ct Round
$459 SGD