Marquise|Lab Grown|IGI

0.55ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG850695712

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850695712

Diamond specifications and retailer prices

From $240 USD
As of November 1, 2026
Save $401 USD (63%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $641 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 0.55ct lab-grown marquise diamond

This 0.55ct lab-grown marquise sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG850695712 or 850695712. Listed at 6 retailers as of October 31, 2026, with prices from $240 to $641, a $401 spread on the same certified stone. Taylor and Hart lists it at $641. 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

0.55
Carat
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850695712
Dimensions8.24 × 4.39 × 2.67 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.24 mm4.39 mm0.55 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850695712
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $312 USD|Low: $240 USD|High: $641 USD|Avg: $445 USD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
November 2, 2026
Retailer 2$240 USD
Retailer 1$312 USD
Retailer 5$335 USD
Retailer 4$408 USD
Retailer 3$580 USD
Taylor and Hart$641 USD

5 data points across 6 retailers

6 retailers$240 USD to $641 USD

A
Cheapest Retailer
-
$240 USD
B+
Retailer 2
-
$312 USD
£246 GBP
View
B+
Retailer 3
-
$335 USD
View
B+
Retailer 4
-
$408 USD
View
B
Retailer 5
-
$580 USD
View
Most Expensive
B
Taylor and Hart
TF4EQUF · Oct 31
$641 USD
View
5 more retailers have this diamond
Prices start from $240 USDSave up to $401 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
0.55ct Marquise
$240 USD