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Round|Natural|GIA

1.31ct H I1 Round Natural Diamond

VG • H/I1 • GIA 5231974938

Certificate GIA 5231974938

Diamond specifications and retailer prices

From $2,429 USD
As of October 31, 2026
Save $2,937 USD (55%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,366 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 H colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 5231974938. Listed at 8 retailers as of October 30, 2026, with prices from $2,429 to $5,366, a $2,937 spread on the same certified stone. NZ Jewellers lists it at $5,366. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.31
Carat
H
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 5231974938
Dimensions6.84 × 6.92 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.84 mm6.92 mm1.31 ctH / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5231974938
Side View
Table 58.0%Crown 36°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $5,366 USD|Low: $2,397 USD|High: $5,366 USD|Avg: $3,205 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4$2,429 USD
Retailer 5$2,499 USD
Retailer 7$2,790 USD
Retailer 8$2,790 USD
Retailer 3$2,897 USD
Retailer 6$3,219 USD
Retailer 2$3,590 USD
NZ Jewellers$5,366 USD

21 data points across 8 retailers

8 retailers$2,429 USD to $5,366 USD

B+
Cheapest Retailer
-
$2,429 USD
B+
Retailer 2
-
$2,499 USD
View
B+
Retailer 3
-
$2,790 USD
View
B+
Retailer 4
-
$2,790 USD
View
B+
Retailer 5
-
$2,897 USD
View
B
Retailer 6
-
$3,219 USD
View
B
Retailer 7
-
$3,590 USD
€3,419 EUR
View
Most Expensive
C
NZ Jewellers
378b1a03-2e96-425e-aed3-bb7077afeca1 · Oct 30
$5,366 USD
View
7 more retailers have this diamond
Prices start from $2,429 USDSave up to $2,937 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.

B+
1.31ct Round
$2,429 USD