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Oval|Lab Grown|IGI

0.90ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG499190480

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499190480

Diamond specifications and retailer prices

From $923 NZD
$520 USD
As of October 31, 2026
Save $4,983 NZD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,906 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown oval diamond

This 0.9ct lab-grown oval sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499190480 or 499190480. Listed at 11 retailers as of October 29, 2026, with prices from $923 to $5,906, a $4,983 spread on the same certified stone. MOH London lists it at $5,906. 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

0.90
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499190480
Dimensions7.98 × 5.17 × 3.34 mm
L/W Ratio1.54
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.98 mm5.17 mm0.90 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499190480
Side View
Table 59.5%Crown 35.9°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 64.6%

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: Oct 31
Current: $5,906 NZD|Low: $923 NZD|High: $6,733 NZD|Avg: $2,745 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5$923 NZD
Retailer 7$1,352 NZD
Retailer 10$1,513 NZD
Retailer 8$1,567 NZD
Retailer 11$1,567 NZD
Retailer 12$1,881 NZD
Retailer 2$2,350 NZD
Retailer 3$2,429 NZD
Retailer 9$2,534 NZD
Retailer 6$3,728 NZD
MOH London$5,906 NZD
Retailer 4$6,733 NZD

38 data points across 12 retailers

11 retailers$923 NZD to $5,906 NZD

A
Cheapest Retailer
-
$923 NZD
$520 USD
B+
Retailer 2
-
$1,352 NZD
$762 USD
View
B+
Retailer 3
-
$1,471 NZD
$829 USD
View
B+
Retailer 4
-
$1,513 NZD
$853 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,567 NZD
$883 USD
View
Retailer 6
-
$1,567 NZD
$883 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
$2,350 NZD
£1,043 GBP
View
B
Retailer 8
-
$2,534 NZD
$1,428 USD
View
B
Retailer 9
-
$3,728 NZD
$2,101 USD
View
B
Retailer 10
-
$4,407 NZD
$2,484 USD
View
Most Expensive
B
MOH London
LG499190480 · Oct 29
$5,906 NZD
£2,621 GBP
View
10 more retailers have this diamond
Prices start from $923 NZDSave up to $4,983 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
0.90ct Oval
$923 NZD