CaratHunter
Plans
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 $520 USD
As of October 30, 2026
Save $2,809 USD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,329 USD 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 $520 to $3,329, a $2,809 spread on the same certified stone. MOH London lists it at $3,329. 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
Color
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 30
Current: $3,329 USD|Low: $520 USD|High: $3,795 USD|Avg: $1,546 USD|-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
October 30, 2026
Retailer 2$520 USD
Retailer 7$762 USD
Retailer 10$853 USD
Retailer 8$883 USD
Retailer 11$883 USD
Retailer 12$1,060 USD
Retailer 5$1,328 USD
Retailer 3$1,369 USD
Retailer 9$1,428 USD
Retailer 6$2,101 USD
MOH London$3,329 USD
Retailer 4$3,795 USD

38 data points across 12 retailers

11 retailers$520 USD to $3,329 USD

A
Cheapest Retailer
-
$520 USD
B+
Retailer 2
-
$762 USD
View
B+
Retailer 3
-
$829 USD
View
B+
Retailer 4
-
$853 USD
View
Final sale: no returns
B+
Retailer 5
-
$883 USD
View
Retailer 6
-
$883 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$1,328 USD
£1,046 GBP
View
B
Retailer 8
-
$1,428 USD
View
B
Retailer 9
-
$2,101 USD
View
B
Retailer 10
-
$2,484 USD
View
Most Expensive
B
MOH London
LG499190480 · Oct 29
$3,329 USD
£2,621 GBP
View
10 more retailers have this diamond
Prices start from $520 USDSave up to $2,809 USD

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
$520 USD