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Marquise|Lab Grown|IGI

2.03ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG800664971

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG800664971

Diamond specifications and retailer prices

From $683 NZD
As of November 6, 2026
Save $3,355 NZD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,038 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 2.03ct lab-grown marquise diamond

This 2.03ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG800664971 or 800664971. Listed at 16 retailers as of November 4, 2026, with prices from $683 to $4,038, a $3,355 spread on the same certified stone. Brilliant Earth lists it at $4,038. 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

2.03
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800664971
Dimensions12.95 × 6.49 × 4.24 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.95 mm6.49 mm2.03 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800664971
Side View
Table 60.0%Crown 37.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
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: Nov 6
Current: $4,038 NZD|Low: $655 NZD|High: $9,482 NZD|Avg: $1,852 NZD|-21.2%
Brilliant Earth
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
November 6, 2026
Retailer 13$683 NZD
Retailer 14$765 NZD
Retailer 4$847 NZD
Retailer 15$847 NZD
Retailer 10$1,041 NZD
Retailer 9$1,112 NZD
Retailer 5$1,316 NZD
Retailer 6$1,318 NZD
Retailer 3$1,347 NZD
Retailer 2$1,517 NZD
Retailer 11$2,375 NZD
Retailer 7$2,788 NZD
Retailer 12$3,166 NZD
Retailer 8$3,298 NZD
Brilliant Earth$4,038 NZD

45 data points across 15 retailers

16 retailers$683 NZD to $4,038 NZD

A
Cheapest Retailer
-
$683 NZD
A
Retailer 2
-
$765 NZD
View
A
Retailer 3
-
$765 NZD
View
Final sale: no returns
A
Retailer 4
-
$847 NZD
View
Retailer 5
-
$847 NZD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,112 NZD
View
B+
Retailer 7
-
$1,316 NZD
View
B+
Retailer 8
-
$1,318 NZD
View
B+
Retailer 9
-
$1,347 NZD
View
B+
Retailer 10
-
$1,517 NZD
View
B
Retailer 11
-
$2,375 NZD
View
B
Retailer 12
-
$2,722 NZD
View
B
Retailer 13
-
$2,788 NZD
View
B
Retailer 14
-
$3,166 NZD
View
B
Retailer 15
-
$3,298 NZD
View
Most Expensive
B
Brilliant Earth
21067156A · Nov 4
$4,038 NZD
$2,270 USD
View
15 more retailers have this diamond
Prices start from $683 NZDSave up to $3,355 NZD

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
2.03ct Marquise
$683 NZD