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Marquise|Lab Grown|IGI

1.73ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG797658833

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797658833

Diamond specifications and retailer prices

From $399 SGD
$311 USD
As of October 28, 2026
Save $1,385 SGD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,269 SGD at Rare Carat · As of October 4, 2026
View at Rare Carat

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797658833 or 797658833. Listed at 15 retailers as of October 28, 2026, with a 348% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797658833
Dimensions12.87 × 6.18 × 3.79 mm
L/W Ratio2.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.87 mm6.18 mm1.73 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797658833
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.3%

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 28
Current: $2,269 SGD|Low: $399 SGD|High: $2,269 SGD|Avg: $1,106 SGD|+4.9%
Rare Carat
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 29, 2026
Retailer 15$399 SGD
Retailer 9$471 SGD
Retailer 12$647 SGD
Retailer 3$732 SGD
Retailer 11$761 SGD
Retailer 2$778 SGD
Retailer 7$817 SGD
Retailer 4$886 SGD
Retailer 5$1,018 SGD
Retailer 10$1,030 SGD
Retailer 13$1,361 SGD
Retailer 6$1,489 SGD
Retailer 14$1,703 SGD
Retailer 8$1,784 SGD
Rare Carat$2,269 SGD

40 data points across 15 retailers

15 retailers$399 SGD to $1,784 SGD

A
Cheapest Retailer
-
$399 SGD
$311 USD
Final sale: no returns
A
Retailer 2
-
$437 SGD
$341 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$471 SGD
£289 GBP
View
A
Retailer 4
-
$647 SGD
$505 USD
View
A
Retailer 5
-
$732 SGD
$571 USD
View
A
Retailer 6
-
$761 SGD
ZAR 9,594 ZAR
View
A
Retailer 7
-
$778 SGD
£478 GBP
View
A
Retailer 8
-
$886 SGD
$691 USD
View
A
Retailer 9
-
$1,018 SGD
$794 USD
View
A
Retailer 10
-
$1,030 SGD
A$1,236 AUD
View
B+
Retailer 11
-
$1,361 SGD
$1,062 USD
View
B+
Retailer 12
-
$1,489 SGD
$1,162 USD
View
B+
Retailer 13
-
$1,703 SGD
$1,329 USD
View
B+
Retailer 14
-
$1,784 SGD
£1,096 GBP
View
Most Expensive
B
Rare Carat
ITU-ITUS-J1008 · Oct 4
$2,269 SGD
$1,770 USD
View
Price last confirmed 25 days ago
14 more retailers have this diamond
Prices start from $399 SGDSave up to $1,385 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
1.73ct Marquise
$399 SGD