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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG758584900

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758584900

Diamond specifications and retailer prices

From $322 USD
As of October 29, 2026
Save $651 USD (67%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $973 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758584900 or 758584900. Listed at 12 retailers as of October 29, 2026, with prices from $322 to $973, a $651 spread on the same certified stone. MOH London lists it at $973. 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

1.00
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758584900
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758584900
Side View
Table 63.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.8%

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 29
Current: $973 USD|Low: $171 USD|High: $1,045 USD|Avg: $441 USD|-5.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 13$171 USD
Retailer 3$207 USD
Retailer 5$221 USD
Retailer 12$221 USD
Retailer 11$250 USD
Retailer 6$322 USD
Retailer 2$368 USD
Retailer 9$373 USD
Retailer 7$523 USD
Retailer 8$620 USD
Retailer 10$703 USD
Retailer 4$710 USD
MOH London$973 USD

43 data points across 13 retailers

12 retailers$322 USD to $973 USD

Retailer 1
-
$171 USD
Price last confirmed 28 days ago
Retailer 2
-
$207 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$221 USD
View
Price last confirmed 27 days ago
Retailer 4
-
$250 USD
£197 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
$322 USD
View
A
Retailer 6
-
$368 USD
£289 GBP
View
A
Retailer 7
-
$373 USD
View
B+
Retailer 8
-
$523 USD
View
B+
Retailer 9
-
$620 USD
View
B
Retailer 10
-
$703 USD
View
Retailer 11
-
$710 USD
View
Price last confirmed 22 days ago
Most Expensive
B
MOH London
LG758584900 · Oct 29
$973 USD
£766 GBP
View
11 more retailers have this diamond
Prices start from $322 USDSave up to $651 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
1.00ct Oval
$322 USD