CaratHunter
Plans
Oval|Lab Grown|IGI

1.35ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG440013851

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG440013851

Diamond specifications and retailer prices

From $760 USD
As of November 2, 2026
Save $2,551 USD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,311 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.35ct lab-grown oval diamond

This 1.35ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440013851 or 440013851. Listed at 11 retailers as of November 1, 2026, with prices from $760 to $3,311, a $2,551 spread on the same certified stone. MOH London lists it at $3,311. 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

1.35
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440013851
Dimensions8.61 × 6.21 × 3.96 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
8.61 mm6.21 mm1.35 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440013851
Side View
Table 59.5%Crown 36°Girdle: STK-THKPavilion 42°Culet: NoneDepth 63.8%

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 2
Current: $3,311 USD|Low: $760 USD|High: $3,352 USD|Avg: $1,595 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2$760 USD
Retailer 5$762 USD
Retailer 8$853 USD
Retailer 6$883 USD
Retailer 3$1,060 USD
Retailer 9$1,387 USD
Retailer 7$1,428 USD
Retailer 4$2,101 USD
Retailer 10$2,530 USD
MOH London$3,311 USD

17 data points across 10 retailers

11 retailers$760 USD to $3,311 USD

B+
Cheapest Retailer
-
$760 USD
B+
Retailer 2
-
$762 USD
View
B+
Retailer 3
-
$829 USD
View
B+
Retailer 4
-
$853 USD
View
Final sale: no returns
Retailer 5
-
$883 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$883 USD
View
B+
Retailer 7
-
$1,060 USD
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
LG440013851 · Nov 1
$3,311 USD
£2,607 GBP
View
10 more retailers have this diamond
Prices start from $760 USDSave up to $2,551 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.

B+
1.35ct Oval
$760 USD