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Emerald|Lab Grown|IGI

4.51ct F VVS1 Emerald Lab Grown Diamond

VG • F/VVS1 • IGI LG844668304

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844668304

Diamond specifications and retailer prices

From $1,455 AUD
$1,022 USD
As of November 1, 2026
Save $3,658 AUD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,113 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 4.51ct lab-grown emerald diamond

This 4.51ct lab-grown emerald sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG844668304 or 844668304. Listed at 9 retailers as of November 1, 2026, with prices from $1,455 to $5,113, a $3,658 spread on the same certified stone. MOH London lists it at $5,113. 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

4.51
Carat
F
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844668304
Dimensions11.77 × 7.55 × 4.68 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.77 mm7.55 mm4.51 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844668304
Side View
Table 61.0%Crown 32.5°Girdle: ThickPavilion 38.4°Culet: LargeDepth 62.0%

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 1
Current: $5,113 AUD|Low: $1,455 AUD|High: $5,140 AUD|Avg: $3,146 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7$1,455 AUD
Retailer 4$1,758 AUD
Retailer 2$2,322 AUD
Retailer 8$2,416 AUD
Retailer 3$3,230 AUD
Retailer 5$3,354 AUD
Retailer 6$4,151 AUD
Retailer 9$4,716 AUD
MOH London$5,113 AUD

17 data points across 9 retailers

9 retailers$1,455 AUD to $5,113 AUD

A
Cheapest Retailer
-
$1,455 AUD
$1,022 USD
Final sale: no returns
A
Retailer 2
-
$1,758 AUD
$1,235 USD
View
A
Retailer 3
-
$2,322 AUD
£1,284 GBP
View
B+
Retailer 4
-
$2,416 AUD
$1,697 USD
View
B
Retailer 5
-
$3,230 AUD
View
B
Retailer 6
-
$3,354 AUD
$2,356 USD
View
B
Retailer 7
-
$4,151 AUD
$2,916 USD
View
B
Retailer 8
-
$4,716 AUD
$3,313 USD
View
Most Expensive
B
MOH London
LG844668304 · Nov 1
$5,113 AUD
£2,828 GBP
View
8 more retailers have this diamond
Prices start from $1,455 AUDSave up to $3,658 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
4.51ct Emerald
$1,455 AUD