Round|Lab Grown|IGI

1.00ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG776615101

Shape and cutting style on the report: Round brilliant

Certificate IGI LG776615101

Diamond specifications and retailer prices

From $173 USD
As of October 24, 2026
Save $420 USD (71%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $867 USD at MOH London · As of October 21, 2026
View at MOH London

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG776615101 or 776615101. Listed at 17 retailers as of October 24, 2026, with a 243% 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

1.00
Carat
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776615101
Dimensions6.42 × 6.37 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.37 mm1.00 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776615101
Side View
Table 56.0%Crown 36.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.2%

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 24
Current: $867 USD|Low: $149 USD|High: $916 USD|Avg: $399 USD|-5.3%
MOH London
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
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Retailer 18
October 23, 2026
Retailer 18$149 USD
Retailer 13$173 USD
Retailer 5$185 USD
Retailer 15$185 USD
Retailer 9$250 USD
Retailer 17$290 USD
Retailer 12$312 USD
Retailer 14$340 USD
Retailer 11$349 USD
Retailer 10$365 USD
Retailer 7$395 USD
Retailer 4$428 USD
Retailer 2$452 USD
Retailer 16$472 USD
Retailer 8$490 USD
Retailer 3$593 USD
Retailer 6$649 USD
MOH London$867 USD

23 data points across 18 retailers

17 retailers$173 USD to $593 USD

Retailer 1
-
$149 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$173 USD
View
Retailer 3
-
$185 USD
View
Price last confirmed 14 days ago
Retailer 4
-
$185 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$250 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$290 USD
View
Retailer 7
-
$312 USD
ZAR 5,039 ZAR
View
Price last confirmed 7 days ago
Retailer 8
-
$340 USD
£267 GBP
View
Price last confirmed 13 days ago
A
Retailer 9
-
$349 USD
€332 EUR
View
Retailer 10
-
$395 USD
View
Price last confirmed 23 days ago
B+
Retailer 11
-
$428 USD
View
Retailer 12
-
$452 USD
A$695 AUD
View
Price last confirmed 7 days ago
Retailer 13
-
$472 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
-
$490 USD
View
B+
Retailer 15
-
$593 USD
View
Retailer 16
-
$649 USD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG776615101 · Oct 21
$867 USD
£683 GBP
View
Price last confirmed 9 days ago
16 more retailers have this diamond
Prices start from $173 USDSave up to $420 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
$173 USD