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Heart|Lab Grown|IGI

1.00ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG776689632

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG776689632

Diamond specifications and retailer prices

From $238 USD
As of October 30, 2026
Save $2,042 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,280 USD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore 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 top-tier cut grade and certified by IGI LG776689632 or 776689632. Listed at 19 retailers as of October 30, 2026, with prices from $238 to $2,280, a $2,042 spread on the same certified stone. Do Amore Diamonds lists it at $2,280. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776689632
Dimensions6.18 × 7.10 × 4.00 mm
L/W Ratio1.15
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
6.18 mm7.10 mm1.00 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776689632
Side View
Table 59.0%Crown 31.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 56.3%

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: $2,280 USD|Low: $228 USD|High: $2,280 USD|Avg: $749 USD|+3.2%
Do Amore Diamonds
Retailer 2
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Retailer 20
November 1, 2026
Retailer 19$238 USD
Retailer 8$266 USD
Retailer 18$276 USD
Retailer 5$295 USD
Retailer 20$295 USD
Retailer 12$425 USD
Retailer 6$429 USD
Retailer 16$435 USD
Retailer 10$497 USD
Retailer 3$526 USD
Retailer 14$559 USD
Retailer 13$623 USD
Retailer 15$792 USD
Retailer 17$951 USD
Retailer 9$1,042 USD
Retailer 11$1,046 USD
Retailer 7$1,215 USD
Retailer 2$1,304 USD
Retailer 4$1,313 USD
Do Amore Diamonds$2,280 USD

44 data points across 20 retailers

19 retailers$238 USD to $2,280 USD

A
Cheapest Retailer
-
$238 USD
A
Retailer 2
-
$266 USD
View
Final sale: no returns
A
Retailer 3
-
$276 USD
View
A
Retailer 4
-
$295 USD
View
Retailer 5
-
$295 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$429 USD
View
A
Retailer 7
-
$435 USD
HK$3,400 HKD
View
A
Retailer 8
-
$497 USD
View
A
Retailer 9
-
$526 USD
View
B+
Retailer 10
-
$559 USD
ZAR 9,034 ZAR
View
B+
Retailer 11
-
$623 USD
£490 GBP
View
B+
Retailer 12
-
$792 USD
A$1,219 AUD
View
B
Retailer 13
-
$951 USD
View
B
Retailer 14
-
$1,042 USD
SGD 1,408 SGD
View
B
Retailer 15
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$1,046 USD
View
B
Retailer 16
-
$1,215 USD
View
B
Retailer 17
-
$1,304 USD
£1,027 GBP
View
B
Retailer 18
-
$1,313 USD
View
Most Expensive
B
Do Amore Diamonds
27-10559B974 · Nov 1
$2,280 USD
View
18 more retailers have this diamond
Prices start from $238 USDSave up to $2,042 USD

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
$238 USD