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Marquise|Lab Grown|IGI

1.20ct E VS1 Marquise Lab Grown Diamond

VG • E/VS1 • IGI LG839611392

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839611392

Diamond specifications and retailer prices

From $254 SGD
$199 USD
As of October 24, 2026
Save $1,154 SGD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,408 SGD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG839611392 or 839611392. Listed at 19 retailers as of October 24, 2026, with prices from $254 to $1,408, a $1,154 spread on the same certified stone. Reve Diamonds lists it at $1,408. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.20
Carat
E
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839611392
Dimensions11.65 × 5.62 × 3.09 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm5.62 mm1.20 ctE / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG839611392
Side View
Table 65.0%Crown 32.8°Girdle: MED-THKPavilion 37.2°Culet: NoneDepth 55.0%

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 24
Current: $452 SGD|Low: $210 SGD|High: $1,408 SGD|Avg: $629 SGD
Retailer 1
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
Retailer 17
Retailer 18
Retailer 19
Reve Diamonds
October 27, 2026
Retailer 2$219 SGD
Retailer 5$243 SGD
Retailer 19$254 SGD
Retailer 3$271 SGD
Retailer 6$311 SGD
Retailer 16$341 SGD
Retailer 1$452 SGD
Retailer 14$459 SGD
Retailer 12$481 SGD
Retailer 18$485 SGD
Retailer 10$539 SGD
Retailer 9$589 SGD
Retailer 15$793 SGD
Retailer 4$872 SGD
Retailer 8$892 SGD
Retailer 7$895 SGD
Retailer 17$922 SGD
Retailer 11$942 SGD
Retailer 13$1,270 SGD
Reve Diamonds$1,408 SGD

25 data points across 20 retailers

19 retailers$254 SGD to $1,408 SGD

Retailer 1
-
$219 SGD
$171 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$254 SGD
$199 USD
View
A
Retailer 3
-
$271 SGD
$212 USD
View
A
Retailer 4
-
$311 SGD
HK$1,900 HKD
View
Retailer 5
-
$341 SGD
£210 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
$452 SGD
€337 EUR
View
Retailer 7
-
$459 SGD
ZAR 5,796 ZAR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$481 SGD
£296 GBP
View
B+
Retailer 9
-
$485 SGD
$379 USD
View
B+
Retailer 10
-
$539 SGD
$422 USD
View
B+
Retailer 11
-
$589 SGD
$461 USD
View
B+
Retailer 12
-
$793 SGD
$620 USD
View
B
Retailer 13
-
$872 SGD
$682 USD
View
B
Retailer 14
-
$892 SGD
View
B
Retailer 15
-
$895 SGD
$700 USD
View
B
Retailer 16
-
$922 SGD
$721 USD
View
B
Retailer 17
-
$942 SGD
$737 USD
View
B
Retailer 18
-
$1,270 SGD
£782 GBP
View
Most Expensive
B
Reve Diamonds
8A4AB0110 · Oct 25
$1,408 SGD
$1,102 USD
View
18 more retailers have this diamond
Prices start from $254 SGDSave up to $1,154 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
1.20ct Marquise
$254 SGD