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Round|Natural|GIA

1.00ct M I1 Round Natural Diamond

VG • M/I1 • GIA 5423710399

Certificate GIA 5423710399

Diamond specifications and retailer prices

From $780 USD
As of November 4, 2026
Save $1,782 USD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,562 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded M colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by GIA 5423710399. Listed at 8 retailers as of November 4, 2026, with prices from $780 to $2,562, a $1,782 spread on the same certified stone. NZ Jewellers lists it at $2,562. 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

1.00
Carat
M
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5423710399
Dimensions6.25 × 6.36 × 4.03 mm
L/W Ratio1.02
Star length45%
Lower girdle75%
Top View
6.25 mm6.36 mm1.00 ctM / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 5423710399
Side View
Table 57.0%Crown 36.5°Girdle: VTN-STKPavilion 41.2°Culet: NoneDepth 63.8%

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: Nov 4
Current: $2,562 USD|Low: $780 USD|High: $2,598 USD|Avg: $1,272 USD|-1.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 8$780 USD
Retailer 7$1,009 USD
Retailer 3$1,051 USD
Retailer 5$1,051 USD
Retailer 4$1,091 USD
Retailer 9$1,135 USD
Retailer 6$1,212 USD
Retailer 10$1,273 USD
Retailer 2$1,461 USD
NZ Jewellers$2,562 USD

32 data points across 10 retailers

8 retailers$780 USD to $2,562 USD

B+
Cheapest Retailer
-
$780 USD
B+
Retailer 2
-
$1,009 USD
View
Retailer 3
-
$1,051 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$1,051 USD
View
B+
Retailer 5
-
$1,091 USD
View
B
Retailer 6
-
$1,212 USD
View
B
Retailer 7
-
$1,461 USD
View
Most Expensive
C
NZ Jewellers
f7134e0c-b4d0-4a44-b06b-a7852b37545f · Nov 5
$2,562 USD
View
7 more retailers have this diamond
Prices start from $780 USDSave up to $1,782 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+
1.00ct Round
$780 USD