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Oval|Lab Grown|IGI

1.02ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG510184205

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG510184205

Diamond specifications and retailer prices

From $560 USD
As of November 2, 2026
Save $1,348 USD (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,100 USD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.02ct lab-grown oval diamond

This 1.02ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG510184205 or 510184205. Listed at 13 retailers as of November 2, 2026, with a 241% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.02
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG510184205
Dimensions8.40 × 5.63 × 3.50 mm
L/W Ratio1.49
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
8.40 mm5.63 mm1.02 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG510184205
Side View
Table 63.5%Crown 34.5°Girdle: THN-STKPavilion 42.4°Culet: NoneDepth 62.2%

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: $2,100 USD|Low: $560 USD|High: $3,184 USD|Avg: $1,237 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$560 USD
Retailer 10$644 USD
Retailer 3$700 USD
Retailer 4$721 USD
Retailer 11$747 USD
Retailer 8$925 USD
Retailer 2$1,035 USD
Retailer 5$1,193 USD
Retailer 12$1,219 USD
Retailer 9$1,908 USD
NZ Jewellers$2,100 USD
Retailer 6$3,146 USD

43 data points across 12 retailers

13 retailers$560 USD to $1,908 USD

B+
Cheapest Retailer
-
$560 USD
B+
Retailer 2
-
$644 USD
View
B+
Retailer 3
-
$700 USD
View
B+
Retailer 4
-
$721 USD
View
Final sale: no returns
Retailer 5
-
$747 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$747 USD
View
B
Retailer 7
-
$925 USD
View
B
Retailer 8
-
$1,035 USD
£815 GBP
View
B
Retailer 9
-
$1,193 USD
£940 GBP
View
B
Retailer 10
-
$1,219 USD
View
B
Retailer 11
-
$1,908 USD
View
Most Expensive
NZ Jewellers
6201f837-dfd4-44f8-80b1-a1d6574792fe · Oct 31
$2,100 USD
View
Price under review
11 more retailers have this diamond
Prices start from $560 USDSave up to $1,348 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+
1.02ct Oval
$560 USD