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Round|Lab Grown|IGI

1.05ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG811690422

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811690422

Diamond specifications and retailer prices

From €160 EUR
$179 USD
As of November 1, 2026
Save €977 EUR (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €1,137 EUR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811690422 or 811690422. Listed at 21 retailers as of November 1, 2026, with prices from €160 to €1,137, a €977 spread on the same certified stone. Brilliant Earth lists it at €1,137. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811690422
Dimensions6.54 × 6.52 × 3.99 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
6.54 mm6.52 mm1.05 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811690422
Side View
Table 60.0%Crown 33.2°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.1%

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: Nov 1
Current: €1,137 EUR|Low: €154 EUR|High: €1,253 EUR|Avg: €441 EUR|-8.0%
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
November 2, 2026
Retailer 13€160 EUR
Retailer 4€186 EUR
Retailer 3€199 EUR
Retailer 5€279 EUR
Retailer 9€332 EUR
Retailer 7€343 EUR
Retailer 10€347 EUR
Retailer 6€357 EUR
Retailer 2€485 EUR
Retailer 11€495 EUR
Retailer 8€873 EUR
Retailer 12€934 EUR
Brilliant Earth€1,137 EUR

36 data points across 13 retailers

21 retailers€160 EUR to €1,137 EUR

A
Cheapest Retailer
-
€160 EUR
$179 USD
A
Retailer 2
-
€186 EUR
$208 USD
View
Retailer 3
-
€199 EUR
$222 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
€199 EUR
$222 USD
View
A
Retailer 5
-
€241 EUR
HK$2,100 HKD
View
B+
Retailer 6
-
€279 EUR
$312 USD
View
A
Retailer 7
-
€332 EUR
£292 GBP
View
A
Retailer 8
-
€343 EUR
ZAR 6,191 ZAR
View
A
Retailer 9
-
€347 EUR
View
A
Retailer 10
-
€357 EUR
£314 GBP
View
B+
Retailer 11
-
€414 EUR
$463 USD
View
B+
Retailer 12
-
€485 EUR
A$833 AUD
View
B+
Retailer 13
-
€495 EUR
$553 USD
View
B+
Retailer 14
-
€562 EUR
$628 USD
View
B+
Retailer 15
-
€572 EUR
SGD 864 SGD
View
B+
Retailer 16
-
€639 EUR
$714 USD
View
B
Retailer 17
-
€687 EUR
$768 USD
View
B
Retailer 18
-
€707 EUR
$790 USD
View
B
Retailer 19
-
€873 EUR
$975 USD
View
B
Retailer 20
-
€934 EUR
£822 GBP
View
Most Expensive
B
Brilliant Earth
20619062A · Nov 1
€1,137 EUR
$1,270 USD
View
20 more retailers have this diamond
Prices start from €160 EURSave up to €977 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
1.05ct Round
€160 EUR