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Round|Natural|GIA

1.31ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 6481128525

Certificate GIA 6481128525

Diamond specifications and retailer prices

From $4,480 USD
Save $4,056 USD (48%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $8,536 USD at MOH London
View at MOH London

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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6481128525. Listed at 11 retailers, with prices from $4,480 to $8,536 at MOH London, a $4,056 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6481128525
Dimensions7.01 × 6.97 × 4.36 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
7.01 mm6.97 mm1.31 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6481128525
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $8,536 USD|Low: $4,480 USD|High: $8,536 USD|Avg: $5,562 USD|+1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 1, 2026
Retailer 8$4,480 USD
Retailer 9$4,685 USD
Retailer 5$5,238 USD
Retailer 2$5,343 USD
Retailer 10$5,444 USD
Retailer 4$5,552 USD
Retailer 7$5,560 USD
Retailer 6$5,867 USD
Retailer 3$6,385 USD
MOH London$8,536 USD

33 data points across 10 retailers

11 retailers$4,480 USD to $8,536 USD

A
Cheapest Retailer
-
$4,480 USD
A
Retailer 2
-
$4,685 USD
View
A
Retailer 3
-
$5,250 USD
£4,134 GBP
View
A
Retailer 4
-
$5,343 USD
A$8,221 AUD
View
B+
Retailer 5
-
$5,444 USD
View
B+
Retailer 6
-
$5,522 USD
€5,259 EUR
View
B+
Retailer 7
-
$5,552 USD
€5,288 EUR
View
B+
Retailer 8
-
$5,560 USD
View
B+
Retailer 9
-
$5,867 USD
£4,620 GBP
View
B+
Retailer 10
-
$6,385 USD
ZAR 103,146 ZAR
View
Most Expensive
B
MOH London
0C1B68592 · Oct 1
$8,536 USD
£6,721 GBP
View
10 more retailers have this diamond
Prices start from $4,480 USDSave up to $4,056 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.

A
1.31ct Round
$4,480 USD