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Oval|Lab Grown|IGI

1.81ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG442067766

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442067766

Diamond specifications and retailer prices

From $1,774 NZD
$1,000 USD
As of October 31, 2026
Save $7,383 NZD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $9,158 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.81ct lab-grown oval diamond

This 1.81ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG442067766 or 442067766. Listed at 12 retailers as of October 31, 2026, with prices from $1,774 to $9,158, a $7,383 spread on the same certified stone. MOH London lists it at $9,158. 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

1.81
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442067766
Dimensions9.56 × 6.92 × 4.30 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.56 mm6.92 mm1.81 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG442067766
Side View
Table 59.0%Crown 35.2°Girdle: STK-THKPavilion 40.8°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 31
Current: $9,158 NZD|Low: $1,774 NZD|High: $9,268 NZD|Avg: $4,545 NZD
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
Retailer 15
November 2, 2026
Retailer 11$1,774 NZD
Retailer 10$2,764 NZD
Retailer 15$3,007 NZD
Retailer 3$3,094 NZD
Retailer 4$3,206 NZD
Retailer 12$3,206 NZD
Retailer 9$3,504 NZD
Retailer 7$3,546 NZD
Retailer 5$4,340 NZD
Retailer 2$4,578 NZD
Retailer 13$5,046 NZD
Retailer 8$5,669 NZD
Retailer 14$6,010 NZD
MOH London$9,158 NZD
Retailer 6$9,180 NZD

28 data points across 15 retailers

12 retailers$1,774 NZD to $9,158 NZD

A
Cheapest Retailer
-
$1,774 NZD
$1,000 USD
A
Retailer 2
-
$2,764 NZD
$1,558 USD
View
B+
Retailer 3
-
$3,007 NZD
$1,695 USD
View
B+
Retailer 4
-
$3,094 NZD
$1,744 USD
View
Final sale: no returns
Retailer 5
-
$3,206 NZD
$1,807 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$3,206 NZD
$1,807 USD
View
B+
Retailer 7
-
$3,504 NZD
$1,975 USD
View
B+
Retailer 8
-
$4,578 NZD
£2,032 GBP
View
B
Retailer 9
-
$5,046 NZD
$2,844 USD
View
B
Retailer 10
-
$5,669 NZD
$3,195 USD
View
B
Retailer 11
-
$6,010 NZD
$3,387 USD
View
Most Expensive
B
MOH London
LG442067766 · Nov 1
$9,158 NZD
£4,064 GBP
View
11 more retailers have this diamond
Prices start from $1,774 NZDSave up to $7,383 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
1.81ct Oval
$1,774 NZD