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Oval|Lab Grown|IGI

1.81ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG436046039

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG436046039

Diamond specifications and retailer prices

From $2,038 NZD
As of November 6, 2026
Save $8,223 NZD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $10,261 NZD at MOH London · As of November 5, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046039 or 436046039. Listed at 11 retailers as of November 5, 2026, with prices from $2,038 to $10,261, a $8,223 spread on the same certified stone. MOH London lists it at $10,261. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046039
Dimensions9.29 × 7.00 × 4.38 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.29 mm7.00 mm1.81 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436046039
Side View
Table 59.5%Crown 34.9°Girdle: STK-THKPavilion 41.8°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: Nov 6
Current: $10,261 NZD|Low: $2,038 NZD|High: $10,426 NZD|Avg: $5,437 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2$2,038 NZD
Retailer 5$3,106 NZD
Retailer 8$3,478 NZD
Retailer 6$3,602 NZD
Retailer 3$3,669 NZD
Retailer 9$3,905 NZD
Retailer 10$4,820 NZD
Retailer 7$5,655 NZD
Retailer 4$6,211 NZD
MOH London$10,261 NZD
Retailer 11$10,313 NZD

16 data points across 11 retailers

11 retailers$2,038 NZD to $10,261 NZD

A
Cheapest Retailer
-
$2,038 NZD
B+
Retailer 2
-
$3,106 NZD
View
B+
Retailer 3
-
$3,379 NZD
View
B+
Retailer 4
-
$3,478 NZD
View
Final sale: no returns
Retailer 5
-
$3,602 NZD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$3,602 NZD
View
B
Retailer 7
-
$3,905 NZD
View
B
Retailer 8
-
$5,655 NZD
View
B
Retailer 9
-
$6,211 NZD
View
B
Retailer 10
-
$6,752 NZD
View
Most Expensive
B
MOH London
LG436046039 · Nov 5
$10,261 NZD
£4,479 GBP
View
10 more retailers have this diamond
Prices start from $2,038 NZDSave up to $8,223 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
$2,038 NZD