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Round|Lab Grown|IGI

1.28ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG713561040

Shape and cutting style on the report: Round brilliant

Certificate IGI LG713561040

Diamond specifications and retailer prices

From $202 USD
As of November 4, 2026
Save $843 USD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,045 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG713561040 or 713561040. Listed at 23 retailers as of November 4, 2026, with prices from $202 to $1,045, a $843 spread on the same certified stone. MOH London lists it at $1,045. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713561040
Dimensions6.99 × 6.96 × 4.29 mm
L/W Ratio1.00
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
6.99 mm6.96 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713561040
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 41°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 4
Current: $1,045 USD|Low: $181 USD|High: $1,115 USD|Avg: $492 USD|-6.3%
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 5, 2026
Retailer 13$181 USD
Retailer 10$202 USD
Retailer 9$224 USD
Retailer 11$224 USD
Retailer 7$385 USD
Retailer 14$397 USD
Retailer 2$398 USD
Retailer 6$431 USD
Retailer 8$500 USD
Retailer 4$549 USD
Retailer 3$720 USD
Retailer 12$761 USD
Retailer 5$774 USD
MOH London$1,045 USD

42 data points across 14 retailers

23 retailers$202 USD to $1,045 USD

Retailer 1
-
$181 USD
Price last confirmed 10 days ago
Retailer 2
-
$181 USD
View
Price last confirmed 16 days ago
Retailer 3
-
$185 USD
View
Price last confirmed 38 days ago
A
Retailer 4
-
$202 USD
View
Final sale: no returns
A
Retailer 5
-
$210 USD
View
Retailer 6
-
$214 USD
View
Price last confirmed 34 days ago
Retailer 7
-
$221 USD
View
Price last confirmed 44 days ago
Retailer 8
-
$224 USD
View
Price last confirmed 11 days ago
A
Retailer 9
-
$224 USD
View
Retailer 10
-
$224 USD
View
Price last confirmed 15 days ago
Retailer 11
-
$226 USD
View
Price last confirmed 37 days ago
Retailer 12
-
$229 USD
View
Price last confirmed 34 days ago
A
Retailer 13
-
$385 USD
View
A
Retailer 14
-
$397 USD
View
A
Retailer 15
-
$398 USD
View
A
Retailer 16
-
$431 USD
View
B+
Retailer 17
-
$500 USD
View
B+
Retailer 18
-
$549 USD
View
Retailer 19
-
$720 USD
View
Price last confirmed 15 days ago
Retailer 20
-
$736 USD
View
Price last confirmed 36 days ago
B
Retailer 21
-
$761 USD
View
B
Retailer 22
-
$774 USD
View
Most Expensive
B
MOH London
LG713561040 · Nov 5
$1,045 USD
£823 GBP
View
22 more retailers have this diamond
Prices start from $202 USDSave up to $843 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
1.28ct Round
$202 USD