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Round|Lab Grown|IGI

1.26ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG729501638

Shape and cutting style on the report: Round brilliant

Certificate IGI LG729501638

Diamond specifications and retailer prices

From $450 USD
As of October 31, 2026
Save $1,136 USD (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,586 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.26ct lab-grown round diamond

This 1.26ct 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 LG729501638 or 729501638. Listed at 16 retailers as of October 31, 2026, with prices from $450 to $1,586, a $1,136 spread on the same certified stone. Taylor and Hart lists it at $1,586. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729501638
Dimensions6.93 × 6.97 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.93 mm6.97 mm1.26 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729501638
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.3%

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: Oct 31
Current: $635 USD|Low: $332 USD|High: $1,346 USD|Avg: $741 USD|+6.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 3$332 USD
Retailer 6$450 USD
Retailer 11$551 USD
Retailer 4$572 USD
Retailer 5$573 USD
Retailer 7$594 USD
Retailer 1$635 USD
Retailer 9$808 USD
Retailer 10$1,020 USD
Retailer 2$1,256 USD
Retailer 8$1,337 USD

43 data points across 11 retailers

16 retailers$450 USD to $1,586 USD

Retailer 1
-
$268 USD
Price last confirmed 22 days ago
Retailer 2
-
$311 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$332 USD
View
Price last confirmed 23 days ago
A
Retailer 4
-
$450 USD
View
A
Retailer 5
-
$450 USD
View
B+
Retailer 6
-
$551 USD
View
B+
Retailer 7
-
$572 USD
ZAR 9,246 ZAR
View
B+
Retailer 8
-
$573 USD
£451 GBP
View
B+
Retailer 9
-
$594 USD
€566 EUR
View
B+
Retailer 10
-
$635 USD
£500 GBP
View
B
Retailer 11
-
$808 USD
A$1,243 AUD
View
B
Retailer 12
-
$1,020 USD
View
Retailer 13
-
$1,067 USD
View
Price last confirmed 23 days ago
B
Retailer 14
-
$1,256 USD
SGD 1,697 SGD
View
B
Retailer 15
-
$1,337 USD
£1,053 GBP
View
Most Expensive
B
Taylor and Hart
0SZKMF3 · Oct 31
$1,586 USD
View
15 more retailers have this diamond
Prices start from $450 USDSave up to $1,136 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
1.26ct Round
$450 USD