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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG771655418

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG771655418

Diamond specifications and retailer prices

From $381 NZD
$215 USD
As of October 29, 2026
Save $1,719 NZD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,100 NZD at MOH London · As of October 25, 2026
View at MOH London

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 LG771655418 or 771655418. Listed at 16 retailers as of October 25, 2026, with prices from $381 to $2,100, a $1,719 spread on the same certified stone. MOH London lists it at $2,100. 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 angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771655418
Dimensions8.35 × 6.07 × 3.80 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Top View
8.35 mm6.07 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771655418
Side View
Table 62.0%Crown 35.8°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 62.6%

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: $2,100 NZD|Low: $381 NZD|High: $2,123 NZD|Avg: $986 NZD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11$381 NZD
Retailer 3$428 NZD
Retailer 9$474 NZD
Retailer 12$474 NZD
Retailer 6$563 NZD
Retailer 5$807 NZD
Retailer 13$811 NZD
Retailer 7$813 NZD
Retailer 2$878 NZD
Retailer 8$1,157 NZD
Retailer 10$1,528 NZD
Retailer 4$1,677 NZD
MOH London$2,100 NZD

41 data points across 13 retailers

16 retailers$381 NZD to $2,100 NZD

Retailer 1
-
$381 NZD
$215 USD
Price last confirmed 11 days ago
A
Retailer 2
-
$381 NZD
$215 USD
View
A
Retailer 3
-
$428 NZD
$241 USD
View
Final sale: no returns
Retailer 4
-
$444 NZD
$250 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$474 NZD
$267 USD
View
Retailer 6
-
$474 NZD
$267 USD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$563 NZD
£250 GBP
View
A
Retailer 8
-
$807 NZD
$455 USD
View
A
Retailer 9
-
$811 NZD
$457 USD
View
A
Retailer 10
-
$813 NZD
ZAR 7,407 ZAR
View
A
Retailer 11
-
$878 NZD
£389 GBP
View
B+
Retailer 12
-
$1,157 NZD
A$1,003 AUD
View
B
Retailer 13
-
$1,510 NZD
$851 USD
View
Retailer 14
-
$1,522 NZD
$858 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$1,528 NZD
$861 USD
View
Most Expensive
B
MOH London
LG771655418 · Oct 25
$2,100 NZD
£932 GBP
View
15 more retailers have this diamond
Prices start from $381 NZDSave up to $1,719 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
$381 NZD