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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG710542823

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710542823

Diamond specifications and retailer prices

From $313 NZD
$176 USD
As of October 29, 2026
Save $1,674 NZD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,987 NZD 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 LG710542823 or 710542823. Listed at 24 retailers as of October 29, 2026, with prices from $313 to $1,987, a $1,674 spread on the same certified stone. Reve Diamonds lists it at $1,987. 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 angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710542823
Dimensions6.85 × 6.92 × 4.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.85 mm6.92 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710542823
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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: Oct 29
Current: $650 NZD|Low: $297 NZD|High: $1,987 NZD|Avg: $857 NZD|-0.0%
Retailer 1
Retailer 2
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Retailer 21
Reve Diamonds
October 30, 2026
Retailer 11$313 NZD
Retailer 16$349 NZD
Retailer 20$363 NZD
Retailer 6$388 NZD
Retailer 8$388 NZD
Retailer 1$650 NZD
Retailer 17$666 NZD
Retailer 7$691 NZD
Retailer 12$694 NZD
Retailer 3$696 NZD
Retailer 15$750 NZD
Retailer 5$830 NZD
Retailer 14$866 NZD
Retailer 4$899 NZD
Retailer 18$947 NZD
Retailer 9$1,020 NZD
Retailer 21$1,211 NZD
Retailer 19$1,235 NZD
Retailer 13$1,246 NZD
Retailer 10$1,344 NZD
Retailer 2$1,823 NZD
Reve Diamonds$1,987 NZD

34 data points across 22 retailers

24 retailers$313 NZD to $1,987 NZD

A
Cheapest Retailer
-
$313 NZD
$176 USD
A
Retailer 2
-
$349 NZD
$196 USD
View
Final sale: no returns
A
Retailer 3
-
$363 NZD
$204 USD
View
A
Retailer 4
-
$388 NZD
$218 USD
View
A
Retailer 5
-
$388 NZD
$218 USD
View
A
Retailer 6
-
$650 NZD
£287 GBP
View
A
Retailer 7
-
$666 NZD
ZAR 6,043 ZAR
View
A
Retailer 8
-
$691 NZD
$388 USD
View
A
Retailer 9
-
$694 NZD
£307 GBP
View
A
Retailer 10
-
$696 NZD
$391 USD
View
B+
Retailer 11
-
$750 NZD
€401 EUR
View
B+
Retailer 12
-
$830 NZD
$466 USD
View
B+
Retailer 13
-
$866 NZD
A$748 AUD
View
Retailer 14
-
$899 NZD
$505 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$947 NZD
A$818 AUD
View
B+
Retailer 16
-
$1,020 NZD
$573 USD
View
Retailer 17
-
$1,182 NZD
$664 USD
View
Price last confirmed 31 days ago
B
Retailer 18
-
$1,211 NZD
$680 USD
View
B+
Retailer 19
-
$1,235 NZD
A$1,067 AUD
View
B+
Retailer 20
-
$1,246 NZD
$700 USD
View
B
Retailer 21
-
$1,344 NZD
$755 USD
View
B
Retailer 22
-
$1,350 NZD
$758 USD
View
B
Retailer 23
-
$1,823 NZD
£806 GBP
View
Most Expensive
B
Reve Diamonds
D5CEDB4A4 · Oct 30
$1,987 NZD
$1,116 USD
View
23 more retailers have this diamond
Prices start from $313 NZDSave up to $1,674 NZD

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
$313 NZD