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Emerald|Lab Grown|IGI

1.51ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG680544703

Shape and cutting style on the report: Emerald cut

Certificate IGI LG680544703

Diamond specifications and retailer prices

From $320 AUD
$224 USD
As of November 1, 2026
Save $1,420 AUD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,741 AUD at Brilliant Earth · As of October 24, 2026
View at Brilliant Earth

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG680544703 or 680544703. Listed at 22 retailers as of November 1, 2026, with a 444% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle40.1°
Pavilion angle43.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680544703
Dimensions7.93 × 5.26 × 3.69 mm
L/W Ratio1.51
Culet sizeLarge
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
7.93 mm5.26 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG680544703
Side View
Table 67.0%Crown 40.1°Girdle: MED-STKPavilion 43.9°Culet: LargeDepth 70.2%

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 1
Current: $1,741 AUD|Low: $320 AUD|High: $1,884 AUD|Avg: $922 AUD|-7.6%
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
November 3, 2026
Retailer 10$320 AUD
Retailer 5$357 AUD
Retailer 13$397 AUD
Retailer 9$665 AUD
Retailer 3$675 AUD
Retailer 8$685 AUD
Retailer 2$739 AUD
Retailer 4$758 AUD
Retailer 7$1,043 AUD
Retailer 11$1,270 AUD
Retailer 12$1,450 AUD
Retailer 6$1,589 AUD
Brilliant Earth$1,741 AUD

43 data points across 13 retailers

22 retailers$320 AUD to $1,739 AUD

A
Cheapest Retailer
-
$320 AUD
$224 USD
A
Retailer 2
-
$357 AUD
$250 USD
View
Final sale: no returns
A
Retailer 3
-
$371 AUD
$260 USD
View
A
Retailer 4
-
$397 AUD
$278 USD
View
Retailer 5
-
$397 AUD
$278 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$665 AUD
€444 EUR
View
A
Retailer 7
-
$675 AUD
$473 USD
View
A
Retailer 8
-
$685 AUD
ZAR 7,750 ZAR
View
A
Retailer 9
-
$688 AUD
$482 USD
View
A
Retailer 10
-
$739 AUD
£408 GBP
View
B+
Retailer 11
-
$758 AUD
$531 USD
View
B+
Retailer 12
-
$1,043 AUD
$731 USD
View
Retailer 13
-
$1,163 AUD
$815 USD
View
Price last confirmed 47 days ago
B+
Retailer 14
-
$1,270 AUD
$890 USD
View
B
Retailer 15
-
$1,274 AUD
$893 USD
View
B
Retailer 16
-
$1,350 AUD
$946 USD
View
B
Retailer 17
-
$1,450 AUD
$1,016 USD
View
B
Retailer 18
-
$1,544 AUD
£852 GBP
View
B
Retailer 19
-
$1,589 AUD
£877 GBP
View
B
Retailer 20
-
$1,612 AUD
$1,130 USD
View
B
Retailer 21
-
$1,739 AUD
$1,219 USD
View
Most Expensive
Brilliant Earth
15303151A · Oct 24
$1,741 AUD
$1,220 USD
View
Price last confirmed 9 days ago
21 more retailers have this diamond
Prices start from $320 AUDSave up to $1,420 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
1.51ct Emerald
$320 AUD