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Oval|Lab Grown|IGI

1.80ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG447000083

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000083

Diamond specifications and retailer prices

From $3,676 NZD
As of November 5, 2026
Save $8,473 NZD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,149 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.8ct lab-grown oval diamond

This 1.8ct lab-grown oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447000083 or 447000083. Listed at 8 retailers as of November 5, 2026, with prices from $3,676 to $12,149, a $8,473 spread on the same certified stone. MOH London lists it at $12,149. 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

1.80
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000083
Dimensions9.36 × 6.80 × 4.33 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.36 mm6.80 mm1.80 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447000083
Side View
Table 62.0%Crown 38.5°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,149 NZD|Low: $3,530 NZD|High: $12,344 NZD|Avg: $6,537 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$3,676 NZD
Retailer 7$4,001 NZD
Retailer 4$4,264 NZD
Retailer 8$5,439 NZD
Retailer 6$5,863 NZD
Retailer 5$6,673 NZD
Retailer 2$6,840 NZD
Retailer 9$9,546 NZD
MOH London$12,149 NZD

15 data points across 9 retailers

8 retailers$3,676 NZD to $12,149 NZD

B+
Cheapest Retailer
-
$3,676 NZD
B
Retailer 2
-
$4,001 NZD
View
Retailer 3
-
$4,264 NZD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$4,264 NZD
View
B
Retailer 5
-
$5,863 NZD
View
B
Retailer 6
-
$6,673 NZD
View
B
Retailer 7
-
$6,840 NZD
View
Most Expensive
B
MOH London
LG447000083 · Nov 5
$12,149 NZD
£5,303 GBP
View
7 more retailers have this diamond
Prices start from $3,676 NZDSave up to $8,473 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.

B+
1.80ct Oval
$3,676 NZD