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1.25ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 389983581

Shape and cutting style on the report: Round brilliant

Certificate IGI 389983581

Diamond specifications and retailer prices

From $1,070 USD
As of November 4, 2026
Save $622 USD (37%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,692 USD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 389983581. Listed at 3 retailers as of November 4, 2026, with prices from $1,070 to $1,692, a $622 spread on the same certified stone. Yorxs lists it at $1,692. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.25
Carat
L
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 389983581
Dimensions6.82 × 6.76 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeMedium
Top View
6.82 mm6.76 mm1.25 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 389983581
Side View
Table 58.5%Crown 36.4°Girdle: THN-STKPavilion 40.6°Culet: MediumDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,070 USD|Low: $1,070 USD|High: $1,876 USD|Avg: $1,417 USD|-9.3%
Retailer 1
Retailer 2
Retailer 3
Yorxs
November 5, 2026
Retailer 1$1,070 USD
Retailer 2$1,302 USD
Retailer 3$1,425 USD
Yorxs$1,692 USD

24 data points across 4 retailers

3 retailers$1,070 USD to $1,692 USD

A
Cheapest Retailer
-
$1,070 USD
B+
Retailer 2
-
$1,302 USD
View
Most Expensive
B+
Yorxs
2122 · Nov 5
$1,692 USD
€1,611 EUR
View
2 more retailers have this diamond
Prices start from $1,070 USDSave up to $622 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 Round
$1,070 USD