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Oval|Lab Grown|IGI

4.00ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG648422052

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG648422052

Diamond specifications and retailer prices

From $785 AUD
$550 USD
As of November 1, 2026
Save $6,193 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,978 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648422052 or 648422052. Listed at 17 retailers as of November 1, 2026, with prices from $785 to $6,978, a $6,193 spread on the same certified stone. Do Amore Diamonds lists it at $6,978. 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

4.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648422052
Dimensions13.19 × 8.86 × 5.56 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.19 mm8.86 mm4.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648422052
Side View
Table 59.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.8%

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: Nov 1
Current: $6,978 AUD|Low: $785 AUD|High: $8,490 AUD|Avg: $2,967 AUD|-2.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 3, 2026
Retailer 14$785 AUD
Retailer 3$880 AUD
Retailer 13$927 AUD
Retailer 4$1,163 AUD
Retailer 18$1,279 AUD
Retailer 17$1,293 AUD
Retailer 6$1,424 AUD
Retailer 15$1,503 AUD
Retailer 10$1,521 AUD
Retailer 8$2,261 AUD
Retailer 12$2,513 AUD
Retailer 19$2,828 AUD
Retailer 9$3,026 AUD
Retailer 5$3,684 AUD
Retailer 7$4,121 AUD
Retailer 2$4,668 AUD
Retailer 16$6,335 AUD
Do Amore Diamonds$6,978 AUD
Retailer 11$7,520 AUD

9 data points across 19 retailers

17 retailers$785 AUD to $6,978 AUD

A
Cheapest Retailer
-
$785 AUD
$550 USD
A
Retailer 2
-
$880 AUD
$617 USD
View
A
Retailer 3
-
$927 AUD
£512 GBP
View
A
Retailer 4
-
$1,163 AUD
$815 USD
View
A
Retailer 5
-
$1,279 AUD
HK$7,000 HKD
View
A
Retailer 6
-
$1,293 AUD
$906 USD
View
A
Retailer 7
-
$1,424 AUD
$998 USD
View
B+
Retailer 8
-
$1,503 AUD
$1,053 USD
View
B+
Retailer 9
-
$2,261 AUD
View
B
Retailer 10
-
$2,513 AUD
$1,761 USD
View
B
Retailer 11
-
$2,828 AUD
$1,982 USD
View
Retailer 12
-
$3,026 AUD
$2,121 USD
View
Price last confirmed 75 days ago
B
Retailer 13
-
$3,684 AUD
SGD 3,489 SGD
View
B
Retailer 14
-
$4,121 AUD
$2,888 USD
View
B
Retailer 15
-
$4,668 AUD
£2,576 GBP
View
B
Retailer 16
-
$6,335 AUD
$4,440 USD
View
Most Expensive
B
Do Amore Diamonds
27-29068BA59 · Nov 2
$6,978 AUD
$4,890 USD
View
16 more retailers have this diamond
Prices start from $785 AUDSave up to $6,193 AUD

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
4.00ct Oval
$785 AUD