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Marquise|Lab Grown|IGI

6.11ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG712578558

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG712578558

Diamond specifications and retailer prices

From $2,946 SGD
CA$3,199 CAD
As of November 2, 2026
Save $1,305 SGD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,251 SGD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 6.11ct lab-grown marquise diamond

This 6.11ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG712578558 or 712578558. Listed at 2 retailers as of November 1, 2026, with prices from $2,946 to $4,251, a $1,305 spread on the same certified stone. The Diamond Guys lists it at $4,251. 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

6.11
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712578558
Dimensions18.52 × 9.42 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Top View
18.52 mm9.42 mm6.11 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712578558
Side View
Table 62.0%Crown 36.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,164 SGD|Low: $639 SGD|High: $16,076 SGD|Avg: $3,792 SGD|+0.2%
Retailer 1
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The Diamond Guys
August 3, 2026
Retailer 7$639 SGD
Retailer 9$1,397 SGD
Retailer 6$1,491 SGD
Retailer 10$1,567 SGD
Retailer 15$1,687 SGD
Retailer 3$1,695 SGD
Retailer 17$1,964 SGD
Retailer 14$2,132 SGD
Retailer 12$2,946 SGD
Retailer 11$2,998 SGD
Retailer 1$3,164 SGD
Retailer 13$3,332 SGD
Retailer 5$3,472 SGD
The Diamond Guys$4,251 SGD
Retailer 4$5,532 SGD
Retailer 16$6,395 SGD
Retailer 2$7,346 SGD
Retailer 8$16,076 SGD

54 data points across 18 retailers

2 retailers$2,946 SGD to $4,251 SGD

B+
Cheapest Retailer
-
$2,946 SGD
CA$3,199 CAD
Most Expensive
B
The Diamond Guys
1954435163 · Nov 1
$4,251 SGD
$3,324 USD
View
1 more retailer has this diamond
Prices start from $2,946 SGDSave up to $1,305 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.

B+
6.11ct Marquise
$2,946 SGD