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Round|Lab Grown|IGI

2.00ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG678584400

Shape and cutting style on the report: Round brilliant

Certificate IGI LG678584400

Diamond specifications and retailer prices

From $389 AUD
$273 USD
As of November 1, 2026
Save $1,619 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,016 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 2ct lab-grown round diamond

This 2ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584400 or 678584400. Listed at 18 retailers as of October 31, 2026, with a 416% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584400
Dimensions8.12 × 8.04 × 4.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.12 mm8.04 mm2.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678584400
Side View
Table 60.0%Crown 34.9°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.7%

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 1
Current: $2,016 AUD|Low: $389 AUD|High: $2,038 AUD|Avg: $1,036 AUD|-1.1%
MOH London
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
Retailer 16
November 1, 2026
Retailer 12$389 AUD
Retailer 6$434 AUD
Retailer 5$450 AUD
Retailer 4$481 AUD
Retailer 14$648 AUD
Retailer 2$696 AUD
Retailer 15$705 AUD
Retailer 9$844 AUD
Retailer 16$866 AUD
Retailer 13$881 AUD
Retailer 10$892 AUD
Retailer 11$1,224 AUD
Retailer 3$1,547 AUD
Retailer 7$1,609 AUD
Retailer 8$2,007 AUD
MOH London$2,016 AUD

36 data points across 16 retailers

18 retailers$389 AUD to $2,007 AUD

A
Cheapest Retailer
-
$389 AUD
$273 USD
A
Retailer 2
-
$434 AUD
$305 USD
View
Final sale: no returns
A
Retailer 3
-
$450 AUD
$316 USD
View
A
Retailer 4
-
$481 AUD
$338 USD
View
Retailer 5
-
$503 AUD
$353 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$648 AUD
$455 USD
View
A
Retailer 7
-
$696 AUD
£385 GBP
View
A
Retailer 8
-
$705 AUD
$495 USD
View
A
Retailer 9
-
$844 AUD
£467 GBP
View
B+
Retailer 10
-
$866 AUD
$608 USD
View
B+
Retailer 11
-
$881 AUD
$619 USD
View
B+
Retailer 12
-
$892 AUD
€597 EUR
View
B+
Retailer 13
-
$1,224 AUD
$860 USD
View
B
Retailer 14
-
$1,547 AUD
$1,087 USD
View
B
Retailer 15
-
$1,609 AUD
$1,130 USD
View
Retailer 16
-
$1,646 AUD
$1,156 USD
View
Price last confirmed 77 days ago
B
Retailer 17
-
$2,007 AUD
$1,410 USD
View
Most Expensive
MOH London
LG678584400 · Oct 25
$2,016 AUD
£1,115 GBP
View
Price last confirmed 7 days ago
17 more retailers have this diamond
Prices start from $389 AUDSave up to $1,619 AUD

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
2.00ct Round
$389 AUD