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Round|Lab Grown|IGI

1.03ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG681594732

Shape and cutting style on the report: Round brilliant

Certificate IGI LG681594732

Diamond specifications and retailer prices

From $177 USD
As of November 3, 2026
Save $850 USD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,027 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG681594732 or 681594732. Listed at 23 retailers as of November 2, 2026, with prices from $177 to $1,027, a $850 spread on the same certified stone. MOH London lists it at $1,027. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681594732
Dimensions6.46 × 6.50 × 3.99 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
6.46 mm6.50 mm1.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681594732
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 61.6%

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 3
Current: $1,027 USD|Low: $170 USD|High: $1,040 USD|Avg: $447 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 4, 2026
Retailer 8$177 USD
Retailer 6$220 USD
Retailer 4$310 USD
Retailer 11$370 USD
Retailer 2$378 USD
Retailer 13$379 USD
Retailer 7$390 USD
Retailer 5$400 USD
Retailer 12$536 USD
Retailer 14$536 USD
Retailer 10$558 USD
Retailer 3$700 USD
Retailer 9$707 USD
MOH London$1,027 USD

38 data points across 14 retailers

23 retailers$177 USD to $1,027 USD

A
Cheapest Retailer
-
$177 USD
A
Retailer 2
-
$199 USD
View
Final sale: no returns
A
Retailer 3
-
$206 USD
View
A
Retailer 4
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$220 USD
View
Retailer 5
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$220 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$305 USD
View
A
Retailer 7
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$310 USD
View
B+
Retailer 8
-
$370 USD
View
B+
Retailer 9
-
$378 USD
View
B+
Retailer 10
-
$379 USD
View
B+
Retailer 11
-
$390 USD
View
Retailer 12
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$397 USD
View
Price last confirmed 141 days ago
Retailer 13
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$400 USD
View
Price last confirmed 31 days ago
B
Retailer 14
-
$536 USD
View
B+
Retailer 15
-
$536 USD
View
B+
Retailer 16
-
$558 USD
View
B
Retailer 17
-
$600 USD
View
B
Retailer 18
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$700 USD
View
B
Retailer 19
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$707 USD
View
B
Retailer 20
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$744 USD
View
B
Retailer 21
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$747 USD
View
B
Retailer 22
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$761 USD
View
Most Expensive
B
MOH London
LG681594732 · Nov 2
$1,027 USD
£809 GBP
View
22 more retailers have this diamond
Prices start from $177 USDSave up to $850 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
1.03ct Round
$177 USD