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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG631465559

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG631465559

Diamond specifications and retailer prices

From $477 NZD
$269 USD
As of October 30, 2026
Save $1,873 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,350 NZD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval 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 LG631465559 or 631465559. Listed at 18 retailers as of October 30, 2026, with prices from $477 to $2,350, a $1,873 spread on the same certified stone. Reve Diamonds lists it at $2,350. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631465559
Dimensions8.62 × 6.10 × 3.68 mm
L/W Ratio1.41
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
8.62 mm6.10 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631465559
Side View
Table 59.0%Crown 35.3°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 60.3%

Caratlytics Score

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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 30
Current: $1,005 NZD|Low: $428 NZD|High: $2,350 NZD|Avg: $943 NZD|+4.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
October 31, 2026
Retailer 3$428 NZD
Retailer 13$477 NZD
Retailer 4$523 NZD
Retailer 11$531 NZD
Retailer 9$590 NZD
Retailer 6$666 NZD
Retailer 5$823 NZD
Retailer 12$894 NZD
Retailer 7$911 NZD
Retailer 2$955 NZD
Retailer 1$1,005 NZD
Retailer 10$1,710 NZD
Retailer 8$2,136 NZD
Reve Diamonds$2,350 NZD

34 data points across 14 retailers

18 retailers$477 NZD to $2,350 NZD

Retailer 1
-
$428 NZD
$241 USD
Price last confirmed 38 days ago
Retailer 2
-
$428 NZD
$241 USD
View
Price last confirmed 33 days ago
A
Retailer 3
-
$477 NZD
$269 USD
View
Final sale: no returns
Retailer 4
-
$497 NZD
$280 USD
View
Price last confirmed 37 days ago
Retailer 5
-
$523 NZD
$295 USD
View
Price last confirmed 36 days ago
Retailer 6
-
$523 NZD
$295 USD
View
Price last confirmed 32 days ago
Retailer 7
-
$590 NZD
HK$2,600 HKD
View
Price last confirmed 11 days ago
A
Retailer 8
-
$666 NZD
£296 GBP
View
A
Retailer 9
-
$823 NZD
$464 USD
View
A
Retailer 10
-
$894 NZD
$504 USD
View
A
Retailer 11
-
$911 NZD
ZAR 8,294 ZAR
View
A
Retailer 12
-
$955 NZD
$538 USD
View
B+
Retailer 13
-
$1,005 NZD
£446 GBP
View
Retailer 14
-
$1,705 NZD
$961 USD
View
Price last confirmed 31 days ago
B
Retailer 15
-
$1,710 NZD
$964 USD
View
B
Retailer 16
-
$1,797 NZD
$1,013 USD
View
Retailer 17
-
$2,136 NZD
£948 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Reve Diamonds
D2C3E1D7F · Oct 30
$2,350 NZD
$1,324 USD
View
17 more retailers have this diamond
Prices start from $477 NZDSave up to $1,873 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
1.23ct Oval
$477 NZD