Round|Natural|GIA

1.20ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6565000093

Certificate GIA 6565000093

Diamond specifications and retailer prices

From $2,918 USD
As of November 6, 2026
Save $3,685 USD (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,603 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565000093. Listed at 23 retailers as of November 5, 2026, with prices from $2,918 to $6,603, a $3,685 spread on the same certified stone. NZ Jewellers lists it at $6,603. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6565000093
Dimensions6.74 × 6.77 × 4.19 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Natural
Top View
6.74 mm6.77 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565000093
Side View
Table 61.0%Crown 34°Girdle: THN-STKPavilion 41.6°Culet: NoneDepth 62.1%

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 6
Current: $6,603 USD|Low: $2,892 USD|High: $6,684 USD|Avg: $4,206 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 6, 2026
Retailer 3$2,918 USD
Retailer 17$2,924 USD
Retailer 22$3,230 USD
Retailer 18$3,341 USD
Retailer 12$3,364 USD
Retailer 8$3,583 USD
Retailer 2$3,627 USD
Retailer 4$3,630 USD
Retailer 13$3,685 USD
Retailer 6$3,790 USD
Retailer 9$3,790 USD
Retailer 20$3,898 USD
Retailer 5$3,936 USD
Retailer 7$3,936 USD
Retailer 10$4,032 USD
Retailer 19$4,273 USD
Retailer 11$4,373 USD
Retailer 16$4,626 USD
Retailer 15$5,501 USD
Retailer 14$5,654 USD
Retailer 21$6,322 USD
NZ Jewellers$6,603 USD

21 data points across 22 retailers

23 retailers$2,918 USD to $6,603 USD

A
Cheapest Retailer
-
$2,918 USD
A
Retailer 2
-
$2,924 USD
View
B+
Retailer 3
-
$3,230 USD
View
B+
Retailer 4
-
$3,341 USD
View
B+
Retailer 5
-
$3,364 USD
View
B+
Retailer 6
-
$3,583 USD
View
B+
Retailer 7
-
$3,627 USD
View
B
Retailer 8
-
$3,630 USD
View
B+
Retailer 9
-
$3,685 USD
View
B
Retailer 10
-
$3,790 USD
View
Retailer 11
-
$3,790 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$3,898 USD
View
B+
Retailer 13
-
$3,936 USD
View
B+
Retailer 14
-
$3,936 USD
View
B+
Retailer 15
-
$4,032 USD
View
Retailer 16
-
$4,262 USD
View
Price last confirmed 33 days ago
B+
Retailer 17
-
$4,273 USD
View
B
Retailer 18
-
$4,373 USD
View
B
Retailer 19
-
$4,626 USD
View
B
Retailer 20
-
$5,501 USD
View
B
Retailer 21
-
$5,654 USD
View
B
Retailer 22
-
$6,322 USD
View
Most Expensive
B
NZ Jewellers
8780f0be-69f8-4e7d-bdd6-8078473ce4a6 · Nov 5
$6,603 USD
View
22 more retailers have this diamond
Prices start from $2,918 USDSave up to $3,685 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
1.20ct Round
$2,918 USD