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Oval|Lab Grown|IGI

1.04ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG451058645

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451058645

Diamond specifications and retailer prices

From $610 USD
As of October 30, 2026
Save $3,458 USD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,068 USD at MOH London · As of October 25, 2026
View at MOH London

About this 1.04ct lab-grown oval diamond

This 1.04ct lab-grown oval sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451058645 or 451058645. Listed at 11 retailers as of October 25, 2026, with prices from $610 to $4,068, a $3,458 spread on the same certified stone. MOH London lists it at $4,068. 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

1.04
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451058645
Dimensions8.42 × 5.56 × 3.51 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Top View
8.42 mm5.56 mm1.04 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451058645
Side View
Table 58.0%Crown 34°Girdle: MED-THKPavilion 42°Culet: NoneDepth 63.1%

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: $4,068 USD|Low: $610 USD|High: $4,111 USD|Avg: $1,879 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$610 USD
Retailer 4$1,033 USD
Retailer 7$1,156 USD
Retailer 5$1,198 USD
Retailer 8$1,198 USD
Retailer 9$1,370 USD
Retailer 11$1,716 USD
Retailer 6$1,911 USD
Retailer 10$2,503 USD
Retailer 3$3,430 USD
MOH London$4,068 USD

13 data points across 11 retailers

11 retailers$610 USD to $4,068 USD

A
Cheapest Retailer
-
$610 USD
B+
Retailer 2
-
$1,033 USD
View
B+
Retailer 3
-
$1,123 USD
View
B+
Retailer 4
-
$1,156 USD
View
Final sale: no returns
Retailer 5
-
$1,198 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,198 USD
View
B
Retailer 7
-
$1,370 USD
View
B
Retailer 8
-
$1,911 USD
View
B
Retailer 9
-
$2,245 USD
View
B
Retailer 10
-
$2,503 USD
View
Most Expensive
B
MOH London
LG451058645 · Oct 25
$4,068 USD
£3,203 GBP
View
10 more retailers have this diamond
Prices start from $610 USDSave up to $3,458 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
1.04ct Oval
$610 USD