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Round|Lab Grown|IGI

1.61ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG780616135

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780616135

Diamond specifications and retailer prices

From €334 EUR
$373 USD
As of October 29, 2026
Save €1,294 EUR (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,107 EUR at Rare Carat · As of August 19, 2026
View at Rare Carat

About this 1.61ct lab-grown round diamond

This 1.61ct 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 LG780616135 or 780616135. Listed at 21 retailers as of October 29, 2026, with a 388% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780616135
Dimensions7.43 × 7.48 × 4.63 mm
L/W Ratio1.01
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
7.43 mm7.48 mm1.61 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780616135
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.0%

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: €747 EUR|Low: €320 EUR|High: €1,702 EUR|Avg: €852 EUR|+0.8%
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
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 18€334 EUR
Retailer 8€373 EUR
Retailer 17€414 EUR
Retailer 10€425 EUR
Retailer 12€631 EUR
Retailer 2€644 EUR
Retailer 11€653 EUR
Retailer 3€661 EUR
Retailer 15€712 EUR
Retailer 1€747 EUR
Retailer 13€962 EUR
Retailer 7€979 EUR
Retailer 16€1,022 EUR
Retailer 5€1,330 EUR
Retailer 6€1,367 EUR
Retailer 4€1,563 EUR
Retailer 9€1,565 EUR
Retailer 14€1,628 EUR

36 data points across 18 retailers

21 retailers€334 EUR to €1,628 EUR

A
Cheapest Retailer
-
€334 EUR
$373 USD
A
Retailer 2
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€373 EUR
$417 USD
View
Final sale: no returns
A
Retailer 3
-
€414 EUR
$463 USD
View
Retailer 4
-
€425 EUR
$475 USD
View
Price last confirmed 46 days ago
A
Retailer 5
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€631 EUR
$705 USD
View
A
Retailer 6
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€644 EUR
$720 USD
View
A
Retailer 7
-
€653 EUR
View
A
Retailer 8
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€661 EUR
$739 USD
View
A
Retailer 9
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€712 EUR
ZAR 12,851 ZAR
View
A
Retailer 10
-
€747 EUR
£657 GBP
View
A
Retailer 11
-
€962 EUR
A$1,653 AUD
View
B+
Retailer 12
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€979 EUR
$1,094 USD
View
B+
Retailer 13
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€1,022 EUR
$1,142 USD
View
Retailer 14
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€1,111 EUR
$1,241 USD
View
Price last confirmed 46 days ago
B+
Retailer 15
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€1,330 EUR
$1,486 USD
View
B+
Retailer 16
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€1,367 EUR
$1,527 USD
View
B+
Retailer 17
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€1,446 EUR
$1,615 USD
View
B+
Retailer 18
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€1,563 EUR
$1,747 USD
View
B+
Retailer 19
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€1,565 EUR
$1,748 USD
View
B+
Retailer 20
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€1,628 EUR
£1,432 GBP
View
Most Expensive
Rare Carat
E-144-69 · Aug 19
€2,107 EUR
$2,354 USD
View
Price last confirmed 73 days ago
20 more retailers have this diamond
Prices start from €334 EURSave up to €1,294 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
1.61ct Round
€334 EUR