Radiant|Lab Grown|IGI

1.25ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG689562971

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG689562971

Diamond specifications and retailer prices

From $164 USD
As of October 27, 2026
Save $1,416 USD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,340 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG689562971 or 689562971. Listed at 17 retailers as of October 27, 2026, with a 863% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle54.2°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562971
Dimensions7.67 × 5.21 × 3.60 mm
L/W Ratio1.47
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
7.67 mm5.21 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562971
Side View
Table 64.0%Crown 54.2°Girdle: MED-STKPavilion 36.6°Culet: NoneDepth 69.1%

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: Oct 27
Current: $1,580 USD|Low: $164 USD|High: $1,780 USD|Avg: $552 USD|-8.7%
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
October 29, 2026
Retailer 5$164 USD
Retailer 6$183 USD
Retailer 15$191 USD
Retailer 12$204 USD
Retailer 14$204 USD
Retailer 8$277 USD
Retailer 16$374 USD
Retailer 10$387 USD
Retailer 9$404 USD
Retailer 3$530 USD
Retailer 11$549 USD
Retailer 7$572 USD
Retailer 13$724 USD
Retailer 4$897 USD
Retailer 2$1,058 USD
Do Amore Diamonds$1,580 USD

34 data points across 16 retailers

17 retailers$164 USD to $1,580 USD

A
Cheapest Retailer
-
$164 USD
A
Retailer 2
-
$183 USD
View
Final sale: no returns
A
Retailer 3
-
$191 USD
View
A
Retailer 4
-
$204 USD
View
A
Retailer 5
-
$204 USD
View
B+
Retailer 6
-
$277 USD
View
A
Retailer 7
-
$374 USD
View
A
Retailer 8
-
$387 USD
ZAR 6,244 ZAR
View
A
Retailer 9
-
$404 USD
£318 GBP
View
A
Retailer 10
-
$530 USD
View
B+
Retailer 11
-
$549 USD
A$845 AUD
View
B+
Retailer 12
-
$572 USD
View
B+
Retailer 13
-
$724 USD
View
B+
Retailer 14
-
$897 USD
View
B
Retailer 15
-
$1,058 USD
£833 GBP
View
B
Retailer 16
-
$1,580 USD
View
Most Expensive
B
Do Amore Diamonds
23-689562971 · Oct 28
$2,340 USD
View
Price under review
16 more retailers have this diamond
Prices start from $164 USDSave up to $1,416 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
1.25ct Radiant
$164 USD