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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG735540998

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735540998

Diamond specifications and retailer prices

From $243 AUD
$171 USD
As of October 29, 2026
Save $1,325 AUD (84%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,569 AUD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG735540998 or 735540998. Listed at 25 retailers as of October 29, 2026, with prices from $243 to $1,569, a $1,325 spread on the same certified stone. Reve Diamonds lists it at $1,569. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735540998
Dimensions6.87 × 6.89 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.87 mm6.89 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735540998
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.3%

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: Oct 29
Current: $538 AUD|Low: $243 AUD|High: $1,609 AUD|Avg: $729 AUD|-1.0%
Retailer 1
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Retailer 11
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Retailer 19
Retailer 20
Reve Diamonds
October 31, 2026
Retailer 3$243 AUD
Retailer 8$273 AUD
Retailer 10$302 AUD
Retailer 13$302 AUD
Retailer 14$506 AUD
Retailer 17$519 AUD
Retailer 1$538 AUD
Retailer 4$540 AUD
Retailer 2$554 AUD
Retailer 16$599 AUD
Retailer 7$656 AUD
Retailer 5$719 AUD
Retailer 12$720 AUD
Retailer 19$737 AUD
Retailer 18$967 AUD
Retailer 6$972 AUD
Retailer 11$1,016 AUD
Retailer 20$1,026 AUD
Retailer 9$1,049 AUD
Retailer 15$1,421 AUD
Reve Diamonds$1,569 AUD

37 data points across 21 retailers

25 retailers$243 AUD to $1,569 AUD

A
Cheapest Retailer
-
$243 AUD
$171 USD
Retailer 2
-
$256 AUD
$180 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
$273 AUD
$192 USD
View
Final sale: no returns
Retailer 4
-
$298 AUD
$209 USD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$302 AUD
$212 USD
View
A
Retailer 6
-
$302 AUD
$212 USD
View
Retailer 7
-
$315 AUD
$221 USD
View
Price last confirmed 40 days ago
A
Retailer 8
-
$506 AUD
£280 GBP
View
A
Retailer 9
-
$519 AUD
ZAR 5,890 ZAR
View
A
Retailer 10
-
$538 AUD
£298 GBP
View
A
Retailer 11
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$540 AUD
$379 USD
View
A
Retailer 12
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$554 AUD
$389 USD
View
B+
Retailer 13
-
$599 AUD
€401 EUR
View
B+
Retailer 14
-
$656 AUD
$461 USD
View
Retailer 15
-
$719 AUD
$505 USD
View
Price last confirmed 14 days ago
B+
Retailer 16
-
$720 AUD
View
B+
Retailer 17
-
$737 AUD
View
B+
Retailer 18
-
$967 AUD
View
B+
Retailer 19
-
$972 AUD
$683 USD
View
B
Retailer 20
-
$1,016 AUD
$714 USD
View
Retailer 21
-
$1,022 AUD
$718 USD
View
Price last confirmed 41 days ago
B
Retailer 22
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$1,026 AUD
$721 USD
View
B
Retailer 23
-
$1,049 AUD
$737 USD
View
B
Retailer 24
-
$1,421 AUD
£786 GBP
View
Most Expensive
B
Reve Diamonds
EDE8606AD · Oct 30
$1,569 AUD
$1,102 USD
View
24 more retailers have this diamond
Prices start from $243 AUDSave up to $1,325 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
1.21ct Round
$243 AUD