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Oval|Lab Grown|IGI

1.81ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445039696

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445039696

Diamond specifications and retailer prices

From $1,777 NZD
$1,000 USD
As of October 31, 2026
Save $7,396 NZD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,173 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 LG445039696 or 445039696. Listed at 11 retailers as of October 31, 2026, with prices from $1,777 to $9,173, a $7,396 spread on the same certified stone. MOH London lists it at $9,173. 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 angle36.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039696
Dimensions9.51 × 6.83 × 4.32 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.51 mm6.83 mm1.81 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039696
Side View
Table 59.0%Crown 36.8°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 63.3%

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: $9,173 NZD|Low: $1,777 NZD|High: $9,284 NZD|Avg: $4,792 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$1,777 NZD
Retailer 4$2,769 NZD
Retailer 8$3,100 NZD
Retailer 6$3,212 NZD
Retailer 9$3,510 NZD
Retailer 3$3,552 NZD
Retailer 10$4,347 NZD
Retailer 7$5,055 NZD
Retailer 2$5,678 NZD
MOH London$9,173 NZD
Retailer 11$9,196 NZD

15 data points across 11 retailers

11 retailers$1,777 NZD to $9,173 NZD

A
Cheapest Retailer
-
$1,777 NZD
$1,000 USD
A
Retailer 2
-
$2,769 NZD
$1,558 USD
View
B+
Retailer 3
-
$3,013 NZD
$1,695 USD
View
B+
Retailer 4
-
$3,100 NZD
$1,744 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,212 NZD
$1,807 USD
View
Retailer 6
-
$3,212 NZD
$1,807 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$3,510 NZD
$1,975 USD
View
B
Retailer 8
-
$5,055 NZD
$2,844 USD
View
B
Retailer 9
-
$5,678 NZD
$3,195 USD
View
B
Retailer 10
-
$6,020 NZD
$3,387 USD
View
Most Expensive
B
MOH London
LG445039696 · Nov 1
$9,173 NZD
£4,064 GBP
View
10 more retailers have this diamond
Prices start from $1,777 NZDSave up to $7,396 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
$1,777 NZD