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Marquise|Lab Grown|IGI

1.01ct D SI1 Marquise Lab Grown Diamond

VG • D/SI1 • IGI LG842650399

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842650399

Diamond specifications and retailer prices

From $308 AUD
£170 GBP
As of November 2, 2026
Save $939 AUD (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,247 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.01ct lab-grown marquise diamond

This 1.01ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG842650399 or 842650399. Listed at 7 retailers as of October 29, 2026, with prices from $308 to $1,247, a $939 spread on the same certified stone. MOH London lists it at $1,247. 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

1.01
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842650399
Dimensions10.20 × 5.24 × 3.26 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.20 mm5.24 mm1.01 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842650399
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,247 AUD|Low: $308 AUD|High: $1,252 AUD|Avg: $627 AUD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2$308 AUD
Retailer 3$440 AUD
Retailer 5$457 AUD
Retailer 6$475 AUD
Retailer 4$489 AUD
Retailer 7$902 AUD
MOH London$1,247 AUD

26 data points across 7 retailers

7 retailers$308 AUD to $1,247 AUD

A
Cheapest Retailer
-
$308 AUD
£170 GBP
A
Retailer 2
-
$440 AUD
£243 GBP
View
B+
Retailer 3
-
$457 AUD
$320 USD
View
B+
Retailer 4
-
$475 AUD
$333 USD
View
B+
Retailer 5
-
$489 AUD
£270 GBP
View
B
Retailer 6
-
$902 AUD
$632 USD
View
Most Expensive
B
MOH London
LG842650399 · Oct 29
$1,247 AUD
£688 GBP
View
6 more retailers have this diamond
Prices start from $308 AUDSave up to $939 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
1.01ct Marquise
$308 AUD