Marquise|Lab Grown|IGI

3.05ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG838644064

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG838644064

Diamond specifications and retailer prices

From $980 USD
As of November 1, 2026
Save $3,128 USD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,108 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG838644064 or 838644064. Listed at 16 retailers as of October 31, 2026, with prices from $980 to $4,108, a $3,128 spread on the same certified stone. Taylor and Hart lists it at $4,108. 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

3.05
Carat
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838644064
Dimensions15.07 × 7.46 × 4.71 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.07 mm7.46 mm3.05 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838644064
Side View
Table 60.0%Crown 34.7°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $980 USD|Low: $980 USD|High: $4,108 USD|Avg: $2,043 USD
Retailer 1
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Retailer 15
Taylor and Hart
November 1, 2026
Retailer 1$980 USD
Retailer 8$1,008 USD
Retailer 13$1,045 USD
Retailer 5$1,187 USD
Retailer 4$1,394 USD
Retailer 6$1,472 USD
Retailer 3$1,529 USD
Retailer 11$1,545 USD
Retailer 12$1,663 USD
Retailer 15$2,163 USD
Retailer 7$2,985 USD
Retailer 14$3,185 USD
Retailer 2$3,270 USD
Retailer 10$3,399 USD
Retailer 9$3,913 USD
Taylor and Hart$4,108 USD

9 data points across 16 retailers

16 retailers$980 USD to $4,108 USD

A
Cheapest Retailer
-
$980 USD
A
Retailer 2
-
$1,008 USD
View
Final sale: no returns
A
Retailer 3
-
$1,045 USD
View
A
Retailer 4
-
$1,187 USD
View
B+
Retailer 5
-
$1,394 USD
View
B+
Retailer 6
-
$1,472 USD
View
B+
Retailer 7
-
$1,529 USD
View
B+
Retailer 8
-
$1,545 USD
£1,216 GBP
View
B+
Retailer 9
-
$1,663 USD
£1,309 GBP
View
B
Retailer 10
-
$2,163 USD
View
B
Retailer 11
-
$2,985 USD
View
B
Retailer 12
-
$3,185 USD
£2,508 GBP
View
B
Retailer 13
-
$3,270 USD
View
B
Retailer 14
-
$3,399 USD
View
B
Retailer 15
-
$3,913 USD
£3,081 GBP
View
Most Expensive
B
Taylor and Hart
WB2KGI4 · Oct 31
$4,108 USD
View
15 more retailers have this diamond
Prices start from $980 USDSave up to $3,128 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.

A
3.05ct Marquise
$980 USD