Round|Natural|GIA

1.51ct G I1 Round Natural Diamond

EX • G/I1 • GIA 6355974999

Certificate GIA 6355974999

Diamond specifications and retailer prices

From $3,678 USD
₹350,313 INR
As of November 1, 2026
Save $4,769 USD (56%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,447 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6355974999. Listed at 8 retailers as of October 30, 2026, with prices from $3,678 to $8,447, a $4,769 spread on the same certified stone. NZ Jewellers lists it at $8,447. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6355974999
Dimensions7.25 × 7.30 × 4.57 mm
L/W Ratio1.01
Top View
7.25 mm7.30 mm1.51 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6355974999
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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: Nov 1
Current: $8,447 USD|Low: $3,670 USD|High: $8,447 USD|Avg: $5,000 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$3,678 USD
Retailer 7$4,228 USD
Retailer 9$4,429 USD
Retailer 4$4,848 USD
Retailer 5$4,848 USD
Retailer 6$4,848 USD
Retailer 3$5,463 USD
Retailer 8$5,594 USD
NZ Jewellers$8,447 USD

43 data points across 9 retailers

8 retailers$3,678 USD to $8,447 USD

A
Cheapest Retailer
-
$3,678 USD
₹350,313 INR
B+
Retailer 2
-
$4,228 USD
View
B+
Retailer 3
-
$4,848 USD
View
B+
Retailer 4
-
$4,848 USD
View
B+
Retailer 5
-
$4,848 USD
View
B+
Retailer 6
-
$5,463 USD
€5,203 EUR
View
B
Retailer 7
-
$5,594 USD
View
Most Expensive
B
NZ Jewellers
cadf3a29-2bfe-4789-9cd7-a71f0dd6e76b · Oct 30
$8,447 USD
View
7 more retailers have this diamond
Prices start from $3,678 USDSave up to $4,769 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
1.51ct Round
$3,678 USD