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Marquise|Lab Grown|IGI

1.65ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG828689492

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828689492

Diamond specifications and retailer prices

From $329 SGD
$257 USD
As of October 30, 2026
Save $1,427 SGD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,756 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.65ct lab-grown marquise diamond

This 1.65ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828689492 or 828689492. Listed at 13 retailers as of October 30, 2026, with prices from $329 to $1,756, a $1,427 spread on the same certified stone. With Clarity lists it at $1,756. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828689492
Dimensions11.97 × 6.31 × 3.91 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.97 mm6.31 mm1.65 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828689492
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $480 SGD|Low: $329 SGD|High: $1,908 SGD|Avg: $1,152 SGD|-5.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 29, 2026
Retailer 10$329 SGD
Retailer 8$382 SGD
Retailer 1$480 SGD
Retailer 4$615 SGD
Retailer 6$674 SGD
Retailer 5$953 SGD
Retailer 9$1,256 SGD
Retailer 2$1,314 SGD
Retailer 11$1,493 SGD
Retailer 7$1,641 SGD
Retailer 3$1,721 SGD
With Clarity$1,756 SGD

29 data points across 12 retailers

13 retailers$329 SGD to $1,756 SGD

A
Cheapest Retailer
-
$329 SGD
$257 USD
A
Retailer 2
-
$382 SGD
$298 USD
View
A
Retailer 3
-
$480 SGD
£295 GBP
View
A
Retailer 4
-
$615 SGD
$480 USD
View
A
Retailer 5
-
$674 SGD
€501 EUR
View
B+
Retailer 6
-
$948 SGD
$740 USD
View
A
Retailer 7
-
$953 SGD
A$1,144 AUD
View
B+
Retailer 8
-
$1,256 SGD
$980 USD
View
B+
Retailer 9
-
$1,314 SGD
$1,025 USD
View
B+
Retailer 10
-
$1,493 SGD
$1,165 USD
View
B
Retailer 11
-
$1,641 SGD
£1,008 GBP
View
Retailer 12
-
$1,721 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
With Clarity
828689492 · Oct 30
$1,756 SGD
$1,370 USD
View
12 more retailers have this diamond
Prices start from $329 SGDSave up to $1,427 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
1.65ct Marquise
$329 SGD