Heart|Lab Grown|IGI

1.00ct D IF Heart Lab Grown Diamond

VG • D/IF • IGI LG845697289

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG845697289

Diamond specifications and retailer prices

From €214 EUR
$239 USD
As of October 30, 2026
Save €965 EUR (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €1,179 EUR at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG845697289 or 845697289. Listed at 17 retailers as of October 30, 2026, with prices from €214 to €1,179, a €965 spread on the same certified stone. Reve Diamonds lists it at €1,179. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845697289
Dimensions6.00 × 6.81 × 4.08 mm
L/W Ratio1.14
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
6.00 mm6.81 mm1.00 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845697289
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: €497 EUR|Low: €214 EUR|High: €1,179 EUR|Avg: €546 EUR|+1.7%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
October 31, 2026
Retailer 7€214 EUR
Retailer 4€238 EUR
Retailer 3€248 EUR
Retailer 6€265 EUR
Retailer 14€265 EUR
Retailer 10€274 EUR
Retailer 2€358 EUR
Retailer 12€455 EUR
Retailer 16€496 EUR
Retailer 1€497 EUR
Retailer 15€539 EUR
Retailer 13€646 EUR
Retailer 9€657 EUR
Retailer 5€851 EUR
Retailer 8€898 EUR
Retailer 11€1,067 EUR
Reve Diamonds€1,179 EUR

13 data points across 17 retailers

17 retailers€214 EUR to €1,179 EUR

A
Cheapest Retailer
-
€214 EUR
$239 USD
A
Retailer 2
-
€238 EUR
$266 USD
View
Final sale: no returns
A
Retailer 3
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€248 EUR
$277 USD
View
A
Retailer 4
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€265 EUR
$296 USD
View
A
Retailer 5
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€265 EUR
$296 USD
View
A
Retailer 6
-
€274 EUR
£241 GBP
View
A
Retailer 7
-
€358 EUR
$400 USD
View
B+
Retailer 8
-
€455 EUR
ZAR 8,212 ZAR
View
B+
Retailer 9
-
€496 EUR
$554 USD
View
B+
Retailer 10
-
€497 EUR
£437 GBP
View
B+
Retailer 11
-
€539 EUR
$602 USD
View
B+
Retailer 12
-
€646 EUR
A$1,110 AUD
View
B+
Retailer 13
-
€657 EUR
$734 USD
View
B
Retailer 14
-
€851 EUR
$951 USD
View
B
Retailer 15
-
€898 EUR
$1,003 USD
View
B
Retailer 16
-
€1,067 EUR
£939 GBP
View
Most Expensive
B
Reve Diamonds
7C6FE4DC7 · Oct 30
€1,179 EUR
$1,317 USD
View
16 more retailers have this diamond
Prices start from €214 EURSave up to €965 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
1.00ct Heart
€214 EUR