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Oval|Lab Grown|IGI

1.75ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG442066566

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442066566

Diamond specifications and retailer prices

From $1,721 NZD
$970 USD
As of October 31, 2026
Save $6,860 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,581 NZD at MOH London · As of October 25, 2026
View at MOH London

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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442066566 or 442066566. Listed at 11 retailers as of October 25, 2026, with prices from $1,721 to $8,581, a $6,860 spread on the same certified stone. MOH London lists it at $8,581. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.75
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442066566
Dimensions9.51 × 6.83 × 4.19 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.51 mm6.83 mm1.75 ctI / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG442066566
Side View
Table 61.0%Crown 35.7°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 61.3%

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 31
Current: $8,581 NZD|Low: $1,717 NZD|High: $8,673 NZD|Avg: $3,741 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
Retailer 14
November 1, 2026
Retailer 5$1,717 NZD
Retailer 8$1,721 NZD
Retailer 7$2,299 NZD
Retailer 12$2,502 NZD
Retailer 13$2,573 NZD
Retailer 9$2,667 NZD
Retailer 14$2,667 NZD
Retailer 4$3,694 NZD
Retailer 2$3,967 NZD
Retailer 10$4,221 NZD
Retailer 3$4,972 NZD
Retailer 11$4,998 NZD
Retailer 6$5,969 NZD
MOH London$8,581 NZD

39 data points across 14 retailers

11 retailers$1,721 NZD to $8,581 NZD

A
Cheapest Retailer
-
$1,721 NZD
$970 USD
B+
Retailer 2
-
$2,299 NZD
$1,296 USD
View
B+
Retailer 3
-
$2,502 NZD
$1,410 USD
View
B+
Retailer 4
-
$2,573 NZD
$1,450 USD
View
Final sale: no returns
Retailer 5
-
$2,667 NZD
$1,503 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$2,667 NZD
$1,503 USD
View
B+
Retailer 7
-
$3,967 NZD
£1,760 GBP
View
B
Retailer 8
-
$4,221 NZD
$2,379 USD
View
B
Retailer 9
-
$4,972 NZD
$2,802 USD
View
B
Retailer 10
-
$4,998 NZD
$2,817 USD
View
Most Expensive
B
MOH London
LG442066566 · Oct 25
$8,581 NZD
£3,808 GBP
View
10 more retailers have this diamond
Prices start from $1,721 NZDSave up to $6,860 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
$1,721 NZD