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Oval|Lab Grown|IGI

1.75ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG823666709

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG823666709

Diamond specifications and retailer prices

From $709 NZD
$398 USD
As of October 29, 2026
Save $3,654 NZD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,362 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.75ct lab-grown oval diamond

This 1.75ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823666709 or 823666709. Listed at 23 retailers as of October 29, 2026, with prices from $709 to $4,362, a $3,654 spread on the same certified stone. Brilliant Earth lists it at $4,362. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823666709
Dimensions9.11 × 7.10 × 4.41 mm
L/W Ratio1.28
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.11 mm7.10 mm1.75 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823666709
Side View
Table 60.0%Crown 36.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.1%

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: $4,362 NZD|Low: $709 NZD|High: $4,576 NZD|Avg: $2,199 NZD|-4.7%
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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 30, 2026
Retailer 14$709 NZD
Retailer 8$792 NZD
Retailer 6$794 NZD
Retailer 22$878 NZD
Retailer 23$878 NZD
Retailer 21$1,140 NZD
Retailer 9$1,179 NZD
Retailer 5$1,273 NZD
Retailer 13$1,442 NZD
Retailer 16$1,486 NZD
Retailer 20$1,509 NZD
Retailer 15$1,641 NZD
Retailer 17$2,045 NZD
Retailer 12$2,110 NZD
Retailer 2$2,177 NZD
Retailer 18$2,368 NZD
Retailer 11$2,796 NZD
Retailer 4$2,824 NZD
Retailer 7$2,888 NZD
Retailer 19$3,078 NZD
Retailer 10$3,249 NZD
Retailer 3$3,437 NZD
Brilliant Earth$4,362 NZD

31 data points across 23 retailers

23 retailers$709 NZD to $4,362 NZD

A
Cheapest Retailer
-
$709 NZD
$398 USD
A
Retailer 2
-
$792 NZD
$445 USD
View
Final sale: no returns
A
Retailer 3
-
$794 NZD
$446 USD
View
A
Retailer 4
-
$878 NZD
$493 USD
View
A
Retailer 5
-
$878 NZD
$493 USD
View
A
Retailer 6
-
$1,140 NZD
$640 USD
View
A
Retailer 7
-
$1,179 NZD
$662 USD
View
A
Retailer 8
-
$1,273 NZD
$715 USD
View
B+
Retailer 9
-
$1,442 NZD
£638 GBP
View
B+
Retailer 10
-
$1,509 NZD
ZAR 13,695 ZAR
View
B+
Retailer 11
-
$1,641 NZD
A$1,418 AUD
View
B+
Retailer 12
-
$2,045 NZD
A$1,767 AUD
View
B+
Retailer 13
-
$2,110 NZD
$1,185 USD
View
Retailer 14
-
$2,177 NZD
A$1,881 AUD
View
B
Retailer 15
-
$2,368 NZD
$1,330 USD
View
B
Retailer 16
-
$2,796 NZD
SGD 2,122 SGD
View
B
Retailer 17
-
$2,824 NZD
$1,586 USD
View
B
Retailer 18
-
$2,888 NZD
$1,622 USD
View
B
Retailer 19
-
$3,078 NZD
$1,729 USD
View
B
Retailer 20
-
$3,249 NZD
$1,825 USD
View
B
Retailer 21
-
$3,437 NZD
£1,520 GBP
View
B
Retailer 22
-
$4,362 NZD
$2,450 USD
View
Most Expensive
B
Brilliant Earth
21094140A · Oct 29
$4,362 NZD
$2,450 USD
View
22 more retailers have this diamond
Prices start from $709 NZDSave up to $3,654 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
1.75ct Oval
$709 NZD