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Marquise|Lab Grown|IGI

3.55ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG797628200

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797628200

Diamond specifications and retailer prices

From $1,575 USD
CA$2,187 CAD
As of October 30, 2026
Save $698 USD (31%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,272 USD at The Diamond Guys · As of November 1, 2026
View at The Diamond Guys

About this 3.55ct lab-grown marquise diamond

This 3.55ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797628200 or 797628200. Listed at 2 retailers as of October 30, 2026, with prices from $1,575 to $2,272, a $698 spread on the same certified stone. The Diamond Guys lists it at $2,272. 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

3.55
Carat
G
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797628200
Dimensions16.40 × 7.91 × 4.84 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.40 mm7.91 mm3.55 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797628200
Side View
Table 60.0%Crown 34.2°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 61.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $989 USD|Low: $368 USD|High: $4,507 USD|Avg: $2,006 USD|+12.9%
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
The Diamond Guys
September 16, 2026
Retailer 9$377 USD
Retailer 3$645 USD
Retailer 8$712 USD
Retailer 1$989 USD
Retailer 5$999 USD
Retailer 11$1,033 USD
Retailer 4$1,289 USD
Retailer 2$1,575 USD
Retailer 7$1,768 USD
Retailer 12$2,240 USD
The Diamond Guys$2,272 USD
Retailer 13$2,401 USD
Retailer 6$3,711 USD
Retailer 10$4,200 USD
Retailer 14$4,507 USD

47 data points across 15 retailers

2 retailers$1,575 USD to $2,272 USD

B+
Cheapest Retailer
-
$1,575 USD
CA$2,187 CAD
Most Expensive
B
The Diamond Guys
1958036850 · Nov 1
$2,272 USD
View
1 more retailer has this diamond
Prices start from $1,575 USDSave up to $698 USD

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+
3.55ct Marquise
$1,575 USD