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Marquise|Lab Grown|IGI

3.73ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG712590621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712590621

Diamond specifications and retailer prices

From $961 SGD
$750 USD
As of October 27, 2026
Save $7,267 SGD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,229 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 3.73ct lab-grown marquise diamond

This 3.73ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG712590621 or 712590621. Listed at 13 retailers as of October 27, 2026, with prices from $961 to $8,229, a $7,267 spread on the same certified stone. Do Amore Diamonds lists it at $8,229. 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

3.73
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712590621
Dimensions16.73 × 8.06 × 4.88 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.73 mm8.06 mm3.73 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712590621
Side View
Table 61.0%Crown 32.1°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 60.5%

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 27
Current: $8,229 SGD|Low: $923 SGD|High: $8,229 SGD|Avg: $2,978 SGD
Do Amore 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
October 29, 2026
Retailer 11$961 SGD
Retailer 3$1,046 SGD
Retailer 9$1,508 SGD
Retailer 4$1,533 SGD
Retailer 13$1,805 SGD
Retailer 6$1,807 SGD
Retailer 5$1,911 SGD
Retailer 10$2,651 SGD
Retailer 7$2,776 SGD
Retailer 12$3,459 SGD
Retailer 2$4,636 SGD
Retailer 8$4,890 SGD
Do Amore Diamonds$8,229 SGD

22 data points across 13 retailers

13 retailers$961 SGD to $8,229 SGD

A
Cheapest Retailer
-
$961 SGD
$750 USD
A
Retailer 2
-
$1,046 SGD
$816 USD
View
Retailer 3
-
$1,508 SGD
£927 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$1,533 SGD
$1,196 USD
View
A
Retailer 5
-
$1,805 SGD
$1,408 USD
View
B+
Retailer 6
-
$1,807 SGD
$1,410 USD
View
A
Retailer 7
-
$1,911 SGD
$1,491 USD
View
B+
Retailer 8
-
$2,651 SGD
$2,068 USD
View
Retailer 9
-
$2,776 SGD
A$3,332 AUD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$3,459 SGD
$2,699 USD
View
B
Retailer 11
-
$4,636 SGD
£2,848 GBP
View
B
Retailer 12
-
$4,890 SGD
$3,815 USD
View
Most Expensive
B
Do Amore Diamonds
7-1704266 · Oct 29
$8,229 SGD
$6,420 USD
View
12 more retailers have this diamond
Prices start from $961 SGDSave up to $7,267 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
3.73ct Marquise
$961 SGD