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Round|Lab Grown|IGI

1.68ct D IF Round Lab Grown Diamond

EX • D/IF • IGI LG800618698

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800618698

Diamond specifications and retailer prices

From €334 EUR
$373 USD
As of October 29, 2026
Save €2,208 EUR (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,542 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.68ct lab-grown round diamond

This 1.68ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800618698 or 800618698. Listed at 22 retailers as of October 29, 2026, with prices from €334 to €2,542, a €2,208 spread on the same certified stone. Brilliant Earth lists it at €2,542. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800618698
Dimensions7.56 × 7.53 × 4.77 mm
L/W Ratio1.00
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
7.56 mm7.53 mm1.68 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800618698
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: €2,542 EUR|Low: €334 EUR|High: €2,891 EUR|Avg: €968 EUR|-12.1%
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
October 31, 2026
Retailer 17€334 EUR
Retailer 9€373 EUR
Retailer 10€412 EUR
Retailer 5€414 EUR
Retailer 15€488 EUR
Retailer 4€553 EUR
Retailer 6€646 EUR
Retailer 14€711 EUR
Retailer 11€746 EUR
Retailer 12€961 EUR
Retailer 16€1,031 EUR
Retailer 7€1,054 EUR
Retailer 2€1,358 EUR
Retailer 8€1,562 EUR
Retailer 3€1,564 EUR
Retailer 13€1,626 EUR
Brilliant Earth€2,542 EUR

42 data points across 17 retailers

22 retailers€334 EUR to €2,542 EUR

Retailer 1
-
€334 EUR
$373 USD
Price last confirmed 38 days ago
A
Retailer 2
-
€334 EUR
$373 USD
View
A
Retailer 3
-
€373 EUR
$417 USD
View
Final sale: no returns
Retailer 4
-
€388 EUR
$433 USD
View
Price last confirmed 39 days ago
Retailer 5
-
€408 EUR
$456 USD
View
Price last confirmed 36 days ago
A
Retailer 6
-
€412 EUR
$460 USD
View
A
Retailer 7
-
€414 EUR
$462 USD
View
A
Retailer 8
-
€488 EUR
$545 USD
View
A
Retailer 9
-
€553 EUR
$618 USD
View
A
Retailer 10
-
€646 EUR
$722 USD
View
A
Retailer 11
-
€711 EUR
ZAR 12,837 ZAR
View
A
Retailer 12
-
€746 EUR
£656 GBP
View
A
Retailer 13
-
€961 EUR
A$1,651 AUD
View
B+
Retailer 14
-
€1,031 EUR
$1,152 USD
View
B+
Retailer 15
-
€1,054 EUR
$1,178 USD
View
Retailer 16
-
€1,075 EUR
$1,201 USD
View
Price last confirmed 45 days ago
B+
Retailer 17
-
€1,330 EUR
$1,486 USD
View
B+
Retailer 18
-
€1,358 EUR
$1,517 USD
View
B+
Retailer 19
-
€1,562 EUR
$1,745 USD
View
B+
Retailer 20
-
€1,564 EUR
$1,747 USD
View
B+
Retailer 21
-
€1,626 EUR
£1,430 GBP
View
Most Expensive
B
Brilliant Earth
20477613A · Oct 31
€2,542 EUR
$2,840 USD
View
21 more retailers have this diamond
Prices start from €334 EURSave up to €2,208 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
1.68ct Round
€334 EUR