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Round|Lab Grown|IGI

1.00ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG807657678

Shape and cutting style on the report: Round brilliant

Certificate IGI LG807657678

Diamond specifications and retailer prices

From $211 USD
As of October 29, 2026
Save $1,129 USD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $1,340 USD at Yadav Diamonds · As of October 29, 2026
View at Yadav Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807657678 or 807657678. Listed at 24 retailers as of October 29, 2026, with prices from $211 to $1,340, a $1,129 spread on the same certified stone. Yadav Diamonds lists it at $1,340. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807657678
Dimensions6.41 × 6.44 × 3.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.41 mm6.44 mm1.00 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807657678
Side View
Table 54.0%Crown 32.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $423 USD|Low: $211 USD|High: $1,238 USD|Avg: $592 USD|-5.4%
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Retailer 23
October 30, 2026
Retailer 21$211 USD
Retailer 7$235 USD
Retailer 10$244 USD
Retailer 2$261 USD
Retailer 15$261 USD
Retailer 8$294 USD
Retailer 23$352 USD
Retailer 1$423 USD
Retailer 17$432 USD
Retailer 19$449 USD
Retailer 5$466 USD
Retailer 12$482 USD
Retailer 4$496 USD
Retailer 20$638 USD
Retailer 9$717 USD
Retailer 6$840 USD
Retailer 22$843 USD
Retailer 14$893 USD
Retailer 13$911 USD
Retailer 16$1,005 USD
Retailer 11$1,021 USD
Retailer 18$1,053 USD
Retailer 3$1,228 USD

24 data points across 23 retailers

24 retailers$211 USD to $1,340 USD

A
Cheapest Retailer
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$211 USD
A
Retailer 2
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$235 USD
View
Final sale: no returns
A
Retailer 3
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$244 USD
View
A
Retailer 4
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$261 USD
View
A
Retailer 5
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$261 USD
View
A
Retailer 6
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$294 USD
HK$2,300 HKD
View
A
Retailer 7
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$352 USD
View
A
Retailer 8
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$423 USD
£333 GBP
View
A
Retailer 9
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$432 USD
€411 EUR
View
A
Retailer 10
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$449 USD
ZAR 7,250 ZAR
View
A
Retailer 11
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$466 USD
View
A
Retailer 12
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$482 USD
£379 GBP
View
A
Retailer 13
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$496 USD
View
B+
Retailer 14
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$638 USD
A$982 AUD
View
B+
Retailer 15
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$717 USD
SGD 969 SGD
View
B+
Retailer 16
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$840 USD
View
B+
Retailer 17
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$843 USD
View
B
Retailer 18
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$893 USD
View
B
Retailer 19
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$911 USD
View
Retailer 20
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$1,005 USD
View
Price last confirmed 9 days ago
B
Retailer 21
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$1,021 USD
£804 GBP
View
B+
Retailer 22
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$1,053 USD
£829 GBP
View
B
Retailer 23
-
$1,228 USD
View
Most Expensive
B
Yadav Diamonds
13007653 · Oct 29
$1,340 USD
View
23 more retailers have this diamond
Prices start from $211 USDSave up to $1,129 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 Round
$211 USD