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Oval|Lab Grown|IGI

3.55ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG600321105

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG600321105

Diamond specifications and retailer prices

From €1,237 EUR
$1,382 USD
As of October 29, 2026
Save €7,275 EUR (85%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €8,512 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.55ct lab-grown oval diamond

This 3.55ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG600321105 or 600321105. Listed at 26 retailers as of October 29, 2026, with prices from €1,237 to €8,512, a €7,275 spread on the same certified stone. Do Amore Diamonds lists it at €8,512. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.55
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG600321105
Dimensions12.49 × 8.57 × 5.34 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.49 mm8.57 mm3.55 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG600321105
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €1,743 EUR|Low: €1,188 EUR|High: €10,320 EUR|Avg: €3,141 EUR|-1.1%
Retailer 1
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
November 1, 2026
Retailer 2€1,237 EUR
Retailer 7€1,346 EUR
Retailer 4€1,435 EUR
Retailer 14€1,589 EUR
Retailer 1€1,743 EUR
Retailer 5€1,890 EUR
Retailer 13€2,133 EUR
Retailer 9€2,237 EUR
Retailer 6€2,969 EUR
Retailer 8€3,577 EUR
Retailer 11€3,678 EUR
Retailer 15€4,087 EUR
Retailer 12€4,548 EUR
Retailer 3€5,596 EUR
Retailer 10€7,053 EUR

37 data points across 15 retailers

26 retailers€1,237 EUR to €8,512 EUR

A
Cheapest Retailer
-
€1,237 EUR
$1,382 USD
A
Retailer 2
-
€1,346 EUR
$1,504 USD
View
A
Retailer 3
-
€1,385 EUR
$1,547 USD
View
Final sale: no returns
A
Retailer 4
-
€1,435 EUR
$1,603 USD
View
Retailer 5
-
€1,435 EUR
$1,603 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
€1,589 EUR
$1,775 USD
View
A
Retailer 7
-
€1,651 EUR
$1,845 USD
View
A
Retailer 8
-
€1,743 EUR
£1,534 GBP
View
A
Retailer 9
-
€1,890 EUR
HK$16,500 HKD
View
A
Retailer 10
-
€2,133 EUR
$2,383 USD
View
A
Retailer 11
-
€2,237 EUR
£1,968 GBP
View
A
Retailer 12
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€2,303 EUR
$2,573 USD
View
A
Retailer 13
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€2,605 EUR
$2,910 USD
View
B+
Retailer 14
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€2,969 EUR
$3,317 USD
View
B+
Retailer 15
-
€3,577 EUR
A$6,148 AUD
View
B+
Retailer 16
-
€3,678 EUR
ZAR 66,385 ZAR
View
B+
Retailer 17
-
€3,820 EUR
£3,360 GBP
View
B+
Retailer 18
-
€3,868 EUR
$4,321 USD
View
B+
Retailer 19
-
€4,087 EUR
$4,566 USD
View
B+
Retailer 20
-
€4,396 EUR
$4,912 USD
View
B+
Retailer 21
-
€4,548 EUR
£4,001 GBP
View
B
Retailer 22
-
€5,476 EUR
SGD 8,268 SGD
View
B
Retailer 23
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€5,596 EUR
$6,252 USD
View
Retailer 24
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€6,457 EUR
£5,680 GBP
View
Price last confirmed 21 days ago
B
Retailer 25
-
€7,053 EUR
$7,880 USD
View
Most Expensive
B
Do Amore Diamonds
27-2FC447C0C · Oct 31
€8,512 EUR
$9,510 USD
View
25 more retailers have this diamond
Prices start from €1,237 EURSave up to €7,275 EUR

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
3.55ct Oval
€1,237 EUR