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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG754594698

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754594698

Diamond specifications and retailer prices

From $3,003 SGD
$2,349 USD
As of October 30, 2026
Save $13,936 SGD (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $16,939 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754594698 or 754594698. Listed at 15 retailers as of October 29, 2026, with prices from $3,003 to $16,939, a $13,936 spread on the same certified stone. Brilliant Earth lists it at $16,939. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.10
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594698
Dimensions9.63 × 7.98 × 5.25 mm
L/W Ratio1.21
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
9.63 mm7.98 mm3.10 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594698
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 65.8%

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 30
Current: $16,939 SGD|Low: $3,003 SGD|High: $18,799 SGD|Avg: $8,404 SGD|+0.9%
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
October 31, 2026
Retailer 9$3,003 SGD
Retailer 14$3,436 SGD
Retailer 2$3,875 SGD
Retailer 8$4,164 SGD
Retailer 6$4,413 SGD
Retailer 3$4,517 SGD
Retailer 15$6,544 SGD
Retailer 10$7,592 SGD
Retailer 5$7,655 SGD
Retailer 7$8,354 SGD
Retailer 4$8,402 SGD
Retailer 13$9,869 SGD
Retailer 12$9,948 SGD
Retailer 11$10,893 SGD
Brilliant Earth$16,939 SGD

33 data points across 15 retailers

15 retailers$3,003 SGD to $16,939 SGD

A
Cheapest Retailer
-
$3,003 SGD
$2,349 USD
A
Retailer 2
-
$3,436 SGD
HK$21,000 HKD
View
A
Retailer 3
-
$3,875 SGD
£2,387 GBP
View
A
Retailer 4
-
$4,164 SGD
$3,257 USD
View
A
Retailer 5
-
$4,413 SGD
$3,452 USD
View
A
Retailer 6
-
$4,517 SGD
€3,365 EUR
View
B+
Retailer 7
-
$6,544 SGD
ZAR 82,691 ZAR
View
B+
Retailer 8
-
$7,592 SGD
$5,939 USD
View
B+
Retailer 9
-
$7,655 SGD
$5,988 USD
View
Retailer 10
-
$8,354 SGD
$6,535 USD
View
Price last confirmed 10 days ago
B+
Retailer 11
-
$8,402 SGD
£5,175 GBP
View
B+
Retailer 12
-
$9,869 SGD
$7,720 USD
View
B+
Retailer 13
-
$9,948 SGD
View
B
Retailer 14
-
$10,893 SGD
$8,521 USD
View
Most Expensive
B
Brilliant Earth
17981668A · Oct 29
$16,939 SGD
$13,250 USD
View
14 more retailers have this diamond
Prices start from $3,003 SGDSave up to $13,936 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
3.10ct Cushion
$3,003 SGD