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Marquise|Lab Grown|IGI

1.65ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG837678236

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG837678236

Diamond specifications and retailer prices

From $373 SGD
$291 USD
As of October 28, 2026
Save $2,267 SGD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,640 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG837678236 or 837678236. Listed at 16 retailers as of October 28, 2026, with prices from $373 to $2,640, a $2,267 spread on the same certified stone. Do Amore Diamonds lists it at $2,640. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837678236
Dimensions12.19 × 6.14 × 3.81 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.19 mm6.14 mm1.65 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837678236
Side View
Table 61.0%Crown 35.2°Girdle: MED-THKPavilion 40°Culet: NoneDepth 62.1%

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 28
Current: $2,640 SGD|Low: $373 SGD|High: $2,974 SGD|Avg: $1,233 SGD|-4.6%
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
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 5$373 SGD
Retailer 2$535 SGD
Retailer 15$554 SGD
Retailer 4$602 SGD
Retailer 14$615 SGD
Retailer 12$784 SGD
Retailer 9$806 SGD
Retailer 11$1,061 SGD
Retailer 13$1,270 SGD
Retailer 10$1,375 SGD
Retailer 8$1,474 SGD
Retailer 7$1,626 SGD
Retailer 6$1,679 SGD
Retailer 3$1,772 SGD
Retailer 16$1,831 SGD
Do Amore Diamonds$2,640 SGD

20 data points across 16 retailers

16 retailers$373 SGD to $2,640 SGD

A
Cheapest Retailer
-
$373 SGD
$291 USD
Final sale: no returns
A
Retailer 2
-
$535 SGD
£329 GBP
View
B+
Retailer 3
-
$554 SGD
$432 USD
View
A
Retailer 4
-
$602 SGD
$470 USD
View
A
Retailer 5
-
$615 SGD
$480 USD
View
A
Retailer 6
-
$784 SGD
ZAR 9,880 ZAR
View
A
Retailer 7
-
$806 SGD
£495 GBP
View
B+
Retailer 8
-
$1,061 SGD
A$1,273 AUD
View
B+
Retailer 9
-
$1,270 SGD
$991 USD
View
B+
Retailer 10
-
$1,375 SGD
A$1,650 AUD
View
B
Retailer 11
-
$1,474 SGD
$1,150 USD
View
B
Retailer 12
-
$1,626 SGD
$1,269 USD
View
B
Retailer 13
-
$1,679 SGD
$1,310 USD
View
B
Retailer 14
-
$1,772 SGD
$1,383 USD
View
B
Retailer 15
-
$1,831 SGD
£1,125 GBP
View
Most Expensive
B
Do Amore Diamonds
36-1990971 · Oct 29
$2,640 SGD
$2,060 USD
View
15 more retailers have this diamond
Prices start from $373 SGDSave up to $2,267 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
1.65ct Marquise
$373 SGD