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Oval|Lab Grown|IGI

1.70ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG816611171

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816611171

Diamond specifications and retailer prices

From €363 EUR
$406 USD
As of October 30, 2026
Save €3,490 EUR (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,853 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.7ct lab-grown oval diamond

This 1.7ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816611171 or 816611171. Listed at 19 retailers as of October 28, 2026, with prices from €363 to €3,853, a €3,490 spread on the same certified stone. Rare Carat lists it at €3,853. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816611171
Dimensions9.76 × 6.69 × 4.15 mm
L/W Ratio1.46
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
9.76 mm6.69 mm1.70 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816611171
Side View
Table 62.0%Crown 35.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
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 30
Current: €3,853 EUR|Low: €363 EUR|High: €4,708 EUR|Avg: €1,184 EUR|-2.0%
Rare Carat
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
October 31, 2026
Retailer 5€363 EUR
Retailer 8€388 EUR
Retailer 9€476 EUR
Retailer 10€482 EUR
Retailer 13€537 EUR
Retailer 17€568 EUR
Retailer 11€648 EUR
Retailer 16€693 EUR
Retailer 12€727 EUR
Retailer 6€921 EUR
Retailer 14€997 EUR
Retailer 3€1,143 EUR
Retailer 7€1,332 EUR
Retailer 2€1,404 EUR
Retailer 18€1,535 EUR
Retailer 15€1,585 EUR
Retailer 4€3,204 EUR
Rare Carat€3,853 EUR

37 data points across 18 retailers

19 retailers€363 EUR to €3,853 EUR

A
Cheapest Retailer
-
€363 EUR
$406 USD
Final sale: no returns
Retailer 2
-
€388 EUR
$434 USD
View
Price last confirmed 21 days ago
Retailer 3
-
€482 EUR
$539 USD
View
Price last confirmed 29 days ago
Retailer 4
-
€482 EUR
$539 USD
View
Price last confirmed 19 days ago
A
Retailer 5
-
€537 EUR
$600 USD
View
A
Retailer 6
-
€568 EUR
$635 USD
View
A
Retailer 7
-
€648 EUR
View
A
Retailer 8
-
€693 EUR
ZAR 12,508 ZAR
View
A
Retailer 9
-
€727 EUR
£640 GBP
View
A
Retailer 10
-
€921 EUR
$1,029 USD
View
A
Retailer 11
-
€997 EUR
$1,114 USD
View
B+
Retailer 12
-
€1,143 EUR
$1,277 USD
View
B+
Retailer 13
-
€1,332 EUR
$1,489 USD
View
B+
Retailer 14
-
€1,404 EUR
$1,568 USD
View
B+
Retailer 15
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€1,535 EUR
$1,715 USD
View
Retailer 16
-
€1,550 EUR
$1,732 USD
View
Price last confirmed 24 days ago
B+
Retailer 17
-
€1,585 EUR
£1,394 GBP
View
B
Retailer 18
-
€3,204 EUR
$3,580 USD
View
Most Expensive
B
Rare Carat
C451-27A · Oct 28
€3,853 EUR
$4,305 USD
View
18 more retailers have this diamond
Prices start from €363 EURSave up to €3,490 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
1.70ct Oval
€363 EUR