Round|Natural|GIA

1.31ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7492796331

Certificate GIA 7492796331

Diamond specifications and retailer prices

From $4,128 USD
As of October 30, 2026
Save $5,688 USD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,816 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.31ct natural round diamond

This 1.31ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7492796331. Listed at 9 retailers as of October 29, 2026, with prices from $4,128 to $9,816, a $5,688 spread on the same certified stone. Diamond Quarter lists it at $9,816. 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

1.31
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7492796331
Dimensions7.07 × 7.02 × 4.28 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Culet sizeNone
Top View
7.07 mm7.02 mm1.31 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7492796331
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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: Oct 30
Current: $5,759 USD|Low: $4,128 USD|High: $5,759 USD|Avg: $5,101 USD|+4.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 6$4,128 USD
Retailer 2$4,160 USD
Retailer 3$4,563 USD
Retailer 4$5,306 USD
Retailer 7$5,460 USD
Retailer 8$5,460 USD
Retailer 9$5,488 USD
Retailer 5$5,640 USD
Retailer 1$5,759 USD

25 data points across 9 retailers

9 retailers$4,128 USD to $9,816 USD

A
Cheapest Retailer
-
$4,128 USD
Retailer 2
-
$4,160 USD
View
Price last confirmed 10 days ago
B+
Retailer 3
-
$4,563 USD
CA$6,338 CAD
View
B+
Retailer 4
-
$5,306 USD
View
B+
Retailer 5
-
$5,460 USD
View
B+
Retailer 6
-
$5,460 USD
View
B
Retailer 7
-
$5,640 USD
View
B
Retailer 8
-
$5,759 USD
€5,485 EUR
View
Most Expensive
B
Diamond Quarter
1.31SI2G7431BDACN · Oct 29
$9,816 USD
£7,729 GBP
View
8 more retailers have this diamond
Prices start from $4,128 USDSave up to $5,688 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
1.31ct Round
$4,128 USD