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Marquise|Lab Grown|IGI

3.06ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG833690173

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG833690173

Diamond specifications and retailer prices

From $3,456 SGD
£2,129 GBP
As of October 30, 2026
Save $5,105 SGD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,459 SGD at Novita Diamonds · As of October 8, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG833690173 or 833690173. Listed at 7 retailers as of October 30, 2026, with a 148% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833690173
Dimensions16.33 × 7.29 × 4.28 mm
L/W Ratio2.24
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.33 mm7.29 mm3.06 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833690173
Side View
Table 59.0%Crown 35.3°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 58.7%

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: $12,459 SGD|Low: $3,435 SGD|High: $13,473 SGD|Avg: $6,513 SGD|-7.5%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 2$3,456 SGD
Retailer 5$3,487 SGD
Retailer 4$3,839 SGD
Retailer 6$4,107 SGD
Retailer 3$7,002 SGD
Retailer 7$8,561 SGD
Novita Diamonds$12,459 SGD

34 data points across 7 retailers

7 retailers$3,456 SGD to $8,561 SGD

A
Cheapest Retailer
-
$3,456 SGD
£2,129 GBP
A
Retailer 2
-
$3,487 SGD
$2,728 USD
View
A
Retailer 3
-
$3,839 SGD
€2,860 EUR
View
A
Retailer 4
-
$4,107 SGD
$3,213 USD
View
A
Retailer 5
-
$7,002 SGD
£4,313 GBP
View
B+
Retailer 6
-
$8,561 SGD
$6,697 USD
View
Most Expensive
Novita Diamonds
cert_833690173 · Oct 8
$12,459 SGD
A$14,993 AUD
View
Price last confirmed 22 days ago
6 more retailers have this diamond
Prices start from $3,456 SGDSave up to $5,105 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
$3,456 SGD