Oval|Lab Grown|IGI

3.70ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG800634350

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800634350

Diamond specifications and retailer prices

From €1,694 EUR
$1,893 USD
As of October 31, 2026
Save €6,460 EUR (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €8,154 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.7ct lab-grown oval diamond

This 3.7ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800634350 or 800634350. Listed at 24 retailers as of October 31, 2026, with prices from €1,694 to €8,154, a €6,460 spread on the same certified stone. Brilliant Earth lists it at €8,154. 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

3.70
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800634350
Dimensions12.46 × 8.69 × 5.44 mm
L/W Ratio1.43
Girdle conditionFaceted
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
12.46 mm8.69 mm3.70 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800634350
Side View
Table 57.0%Crown 34.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.6%

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 31
Current: €8,154 EUR|Low: €1,694 EUR|High: €13,033 EUR|Avg: €4,272 EUR|-37.4%
Brilliant Earth
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
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 4€1,694 EUR
Retailer 23€1,745 EUR
Retailer 21€1,807 EUR
Retailer 19€2,000 EUR
Retailer 15€2,032 EUR
Retailer 11€2,085 EUR
Retailer 5€2,148 EUR
Retailer 16€2,357 EUR
Retailer 18€2,541 EUR
Retailer 13€2,675 EUR
Retailer 8€2,768 EUR
Retailer 3€3,387 EUR
Retailer 22€3,732 EUR
Retailer 6€3,738 EUR
Retailer 20€4,242 EUR
Retailer 9€4,869 EUR
Retailer 2€5,160 EUR
Retailer 17€5,468 EUR
Retailer 14€5,473 EUR
Retailer 7€6,033 EUR
Retailer 10€6,337 EUR
Retailer 12€6,599 EUR
Brilliant Earth€8,154 EUR

35 data points across 23 retailers

24 retailers€1,694 EUR to €8,154 EUR

A
Cheapest Retailer
-
€1,694 EUR
$1,893 USD
A
Retailer 2
-
€1,745 EUR
$1,949 USD
View
Final sale: no returns
A
Retailer 3
-
€1,807 EUR
$2,019 USD
View
A
Retailer 4
-
€2,000 EUR
$2,234 USD
View
A
Retailer 5
-
€2,032 EUR
$2,270 USD
View
A
Retailer 6
-
€2,085 EUR
HK$18,200 HKD
View
A
Retailer 7
-
€2,148 EUR
$2,400 USD
View
Retailer 8
-
€2,357 EUR
$2,633 USD
View
Price last confirmed 21 days ago
A
Retailer 9
-
€2,541 EUR
£2,235 GBP
View
A
Retailer 10
-
€2,675 EUR
$2,988 USD
View
A
Retailer 11
-
€2,768 EUR
$3,092 USD
View
B+
Retailer 12
-
€3,387 EUR
$3,784 USD
View
B+
Retailer 13
-
€3,732 EUR
View
B+
Retailer 14
-
€3,738 EUR
£3,288 GBP
View
B+
Retailer 15
-
€4,242 EUR
$4,739 USD
View
B+
Retailer 16
-
€4,652 EUR
$5,197 USD
View
B+
Retailer 17
-
€4,869 EUR
$5,440 USD
View
B+
Retailer 18
-
€5,160 EUR
£4,539 GBP
View
B
Retailer 19
-
€5,468 EUR
$6,108 USD
View
B+
Retailer 20
-
€5,473 EUR
ZAR 98,786 ZAR
View
B
Retailer 21
-
€6,033 EUR
SGD 9,109 SGD
View
B
Retailer 22
-
€6,337 EUR
$7,080 USD
View
B
Retailer 23
-
€6,599 EUR
$7,372 USD
View
Most Expensive
B
Brilliant Earth
20322811A · Oct 31
€8,154 EUR
$9,110 USD
View
23 more retailers have this diamond
Prices start from €1,694 EURSave up to €6,460 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
3.70ct Oval
€1,694 EUR