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Marquise|Lab Grown|IGI

3.06ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG818696677

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818696677

Diamond specifications and retailer prices

From $2,931 SGD
$2,292 USD
As of November 2, 2026
Save $17,570 SGD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $20,501 SGD at Novita Diamonds · As of November 1, 2026
View at Novita Diamonds

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818696677 or 818696677. Listed at 24 retailers as of November 1, 2026, with prices from $2,931 to $20,501, a $17,570 spread on the same certified stone. Novita Diamonds lists it at $20,501. 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

3.06
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818696677
Dimensions14.86 × 7.62 × 4.58 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.86 mm7.62 mm3.06 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818696677
Side View
Table 60.0%Crown 36.2°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 60.1%

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: $20,501 SGD|Low: $2,931 SGD|High: $20,757 SGD|Avg: $7,410 SGD|-1.2%
Novita Diamonds
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 15$2,931 SGD
Retailer 8$3,190 SGD
Retailer 7$3,282 SGD
Retailer 20$3,401 SGD
Retailer 22$3,504 SGD
Retailer 2$4,045 SGD
Retailer 5$4,243 SGD
Retailer 6$4,673 SGD
Retailer 13$4,682 SGD
Retailer 16$4,860 SGD
Retailer 18$5,210 SGD
Retailer 21$5,398 SGD
Retailer 11$6,451 SGD
Retailer 17$7,678 SGD
Retailer 9$7,731 SGD
Retailer 19$7,895 SGD
Retailer 12$8,626 SGD
Retailer 3$9,274 SGD
Retailer 10$10,064 SGD
Retailer 14$11,877 SGD
Retailer 4$12,465 SGD
Novita Diamonds$20,501 SGD

26 data points across 22 retailers

24 retailers$2,931 SGD to $20,501 SGD

A
Cheapest Retailer
-
$2,931 SGD
$2,292 USD
A
Retailer 2
-
$3,190 SGD
$2,494 USD
View
A
Retailer 3
-
$3,282 SGD
$2,566 USD
View
Final sale: no returns
A
Retailer 4
-
$3,401 SGD
$2,659 USD
View
A
Retailer 5
-
$3,504 SGD
$2,740 USD
View
Retailer 6
-
$3,624 SGD
$2,834 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
$4,045 SGD
£2,491 GBP
View
A
Retailer 8
-
$4,243 SGD
$3,318 USD
View
A
Retailer 9
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$4,673 SGD
$3,654 USD
View
A
Retailer 10
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$4,682 SGD
£2,882 GBP
View
A
Retailer 11
-
$4,860 SGD
$3,800 USD
View
A
Retailer 12
-
$5,210 SGD
$4,074 USD
View
A
Retailer 13
-
$5,398 SGD
€4,020 EUR
View
A
Retailer 14
-
$6,451 SGD
£3,972 GBP
View
A
Retailer 15
-
$7,678 SGD
A$9,236 AUD
View
A
Retailer 16
-
$7,731 SGD
$6,045 USD
View
B+
Retailer 17
-
$7,895 SGD
ZAR 99,736 ZAR
View
B+
Retailer 18
-
$8,626 SGD
$6,745 USD
View
B+
Retailer 19
-
$9,274 SGD
£5,710 GBP
View
B+
Retailer 20
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$9,796 SGD
$7,660 USD
View
B+
Retailer 21
-
$10,064 SGD
$7,869 USD
View
B+
Retailer 22
-
$11,877 SGD
$9,287 USD
View
B+
Retailer 23
-
$12,465 SGD
$9,747 USD
View
Most Expensive
B
Novita Diamonds
cert_818696677 · Nov 1
$20,501 SGD
A$24,662 AUD
View
23 more retailers have this diamond
Prices start from $2,931 SGDSave up to $17,570 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
3.06ct Marquise
$2,931 SGD