Round|Lab Grown|IGI

1.28ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG842601117

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842601117

Diamond specifications and retailer prices

From $205 USD
As of November 5, 2026
Save $1,555 USD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,760 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 LG842601117 or 842601117. Listed at 12 retailers as of November 4, 2026, with prices from $205 to $1,760, a $1,555 spread on the same certified stone. Do Amore Diamonds lists it at $1,760. 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 angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842601117
Dimensions7.00 × 7.04 × 4.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.00 mm7.04 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842601117
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

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: Nov 5
Current: $1,760 USD|Low: $205 USD|High: $1,820 USD|Avg: $576 USD|-3.3%
Do Amore Diamonds
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 11$205 USD
Retailer 4$243 USD
Retailer 2$258 USD
Retailer 7$366 USD
Retailer 6$368 USD
Retailer 17$399 USD
Retailer 5$428 USD
Retailer 13$431 USD
Retailer 14$475 USD
Retailer 16$610 USD
Retailer 15$653 USD
Retailer 3$670 USD
Retailer 9$714 USD
Retailer 18$718 USD
Retailer 10$723 USD
Retailer 8$743 USD
Retailer 12$1,167 USD
Do Amore Diamonds$1,760 USD

11 data points across 18 retailers

12 retailers$205 USD to $1,760 USD

A
Cheapest Retailer
-
$205 USD
Final sale: no returns
Retailer 2
-
$243 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
$258 USD
View
A
Retailer 4
-
$399 USD
View
A
Retailer 5
-
$431 USD
View
A
Retailer 6
-
$475 USD
View
B+
Retailer 7
-
$610 USD
View
B+
Retailer 8
-
$653 USD
View
B+
Retailer 9
-
$670 USD
View
B+
Retailer 10
-
$718 USD
View
B
Retailer 11
-
$1,167 USD
View
Most Expensive
B
Do Amore Diamonds
27-3A9604EAE · Nov 4
$1,760 USD
View
11 more retailers have this diamond
Prices start from $205 USDSave up to $1,555 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
$205 USD