Round|Natural|GIA

1.05ct H I1 Round Natural Diamond

VG • H/I1 • GIA 5286096900

Certificate GIA 5286096900

Diamond specifications and retailer prices

From $1,773 USD
As of October 30, 2026
Save $2,866 USD (62%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,639 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by GIA 5286096900. Listed at 9 retailers as of October 30, 2026, with prices from $1,773 to $4,639, a $2,866 spread on the same certified stone. NZ Jewellers lists it at $4,639. 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

1.05
Carat
H
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle31.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5286096900
Dimensions6.57 × 6.48 × 4.04 mm
L/W Ratio1.01
Top View
6.57 mm6.48 mm1.05 ctH / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 5286096900
Side View
Table 54.0%Crown 31.5°Girdle: MED-THKPavilion 41.4°Culet: NoneDepth 62.0%

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 30
Current: $4,639 USD|Low: $1,547 USD|High: $4,871 USD|Avg: $2,442 USD|-4.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4$1,547 USD
Retailer 10$1,773 USD
Retailer 9$1,815 USD
Retailer 7$2,010 USD
Retailer 8$2,010 USD
Retailer 5$2,103 USD
Retailer 3$2,268 USD
Retailer 11$2,319 USD
Retailer 2$2,771 USD
Retailer 12$2,808 USD
Retailer 6$3,188 USD
NZ Jewellers$4,639 USD

16 data points across 12 retailers

9 retailers$1,773 USD to $4,639 USD

B+
Cheapest Retailer
-
$1,773 USD
B+
Retailer 2
-
$1,815 USD
View
B+
Retailer 3
-
$2,010 USD
View
B+
Retailer 4
-
$2,010 USD
View
B
Retailer 5
-
$2,103 USD
View
B
Retailer 6
-
$2,319 USD
View
B
Retailer 7
-
$2,771 USD
€2,639 EUR
View
B
Retailer 8
-
$3,188 USD
View
Most Expensive
C
NZ Jewellers
04bf770c-1a04-4cef-a7ce-f84444c7726e · Oct 30
$4,639 USD
View
8 more retailers have this diamond
Prices start from $1,773 USDSave up to $2,866 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+
1.05ct Round
$1,773 USD