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Round|Lab Grown|IGI

1.28ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG841607238

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841607238

Diamond specifications and retailer prices

From $176 USD
As of November 5, 2026
Save $1,584 USD (90%) vs most expensive(unlock to see where)
17 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 LG841607238 or 841607238. Listed at 17 retailers as of November 4, 2026, with prices from $176 to $1,760, a $1,584 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 angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841607238
Dimensions6.95 × 6.97 × 4.32 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
6.95 mm6.97 mm1.28 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841607238
Side View
Table 56.0%Crown 35.8°Girdle: MediumPavilion 40.4°Culet: NoneDepth 62.1%

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 5
Current: $1,760 USD|Low: $166 USD|High: $1,820 USD|Avg: $501 USD|-3.3%
Do Amore Diamonds
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November 5, 2026
Retailer 13$176 USD
Retailer 20$205 USD
Retailer 24$212 USD
Retailer 12$214 USD
Retailer 14$214 USD
Retailer 11$243 USD
Retailer 19$258 USD
Retailer 10$361 USD
Retailer 9$366 USD
Retailer 8$368 USD
Retailer 4$399 USD
Retailer 15$428 USD
Retailer 22$431 USD
Retailer 23$475 USD
Retailer 6$484 USD
Retailer 25$610 USD
Retailer 3$653 USD
Retailer 7$670 USD
Retailer 18$714 USD
Retailer 5$718 USD
Retailer 17$723 USD
Retailer 16$743 USD
Retailer 2$774 USD
Retailer 21$1,167 USD
Do Amore Diamonds$1,760 USD

14 data points across 25 retailers

17 retailers$176 USD to $1,760 USD

A
Cheapest Retailer
-
$176 USD
A
Retailer 2
-
$205 USD
View
Final sale: no returns
A
Retailer 3
-
$212 USD
View
Retailer 4
-
$214 USD
View
Price last confirmed 34 days ago
Retailer 5
-
$243 USD
View
Price last confirmed 28 days ago
A
Retailer 6
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$258 USD
View
A
Retailer 7
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$399 USD
View
A
Retailer 8
-
$431 USD
View
A
Retailer 9
-
$475 USD
View
B+
Retailer 10
-
$484 USD
View
B+
Retailer 11
-
$610 USD
View
B+
Retailer 12
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$653 USD
View
B+
Retailer 13
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$670 USD
View
B+
Retailer 14
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$718 USD
View
B+
Retailer 15
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$774 USD
View
B
Retailer 16
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$1,167 USD
View
Most Expensive
B
Do Amore Diamonds
27-E96FAEF35 · Nov 4
$1,760 USD
View
16 more retailers have this diamond
Prices start from $176 USDSave up to $1,584 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
$176 USD