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Round|Natural|GIA

1.10ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6435754030

Certificate GIA 6435754030

Diamond specifications and retailer prices

From $3,765 NZD
$2,122 USD
As of October 30, 2026
Save $5,404 NZD (59%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,169 NZD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.1ct natural round diamond

This 1.1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6435754030. Listed at 15 retailers as of October 30, 2026, with prices from $3,765 to $9,169, a $5,404 spread on the same certified stone. Diamond Quarter lists it at $9,169. 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

1.10
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6435754030
Dimensions6.59 × 6.56 × 4.10 mm
L/W Ratio1.00
Star length45%
Lower girdle80%
Top View
6.59 mm6.56 mm1.10 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6435754030
Side View
Table 57.0%Crown 35.5°Girdle: ThickPavilion 40.8°Culet: NoneDepth 62.3%

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: Oct 30
Current: $5,179 NZD|Low: $3,524 NZD|High: $7,387 NZD|Avg: $4,708 NZD|+3.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6$3,765 NZD
Retailer 5$3,845 NZD
Retailer 2$3,898 NZD
Retailer 7$4,166 NZD
Retailer 8$4,414 NZD
Retailer 4$4,509 NZD
Retailer 9$5,021 NZD
Retailer 1$5,179 NZD
Retailer 3$7,299 NZD

40 data points across 9 retailers

15 retailers$3,765 NZD to $9,169 NZD

A
Cheapest Retailer
-
$3,765 NZD
$2,122 USD
A
Retailer 2
-
$3,845 NZD
$2,167 USD
View
Final sale: no returns
A
Retailer 3
-
$3,898 NZD
£1,730 GBP
View
Retailer 4
-
$4,166 NZD
$2,348 USD
View
Price last confirmed 39 days ago
Retailer 5
-
$4,166 NZD
$2,348 USD
View
Price last confirmed 31 days ago
Retailer 6
-
$4,358 NZD
$2,456 USD
View
Price last confirmed 33 days ago
A
Retailer 7
-
$4,414 NZD
$2,488 USD
View
A
Retailer 8
-
$4,509 NZD
£2,001 GBP
View
Retailer 9
-
$4,807 NZD
$2,709 USD
View
Price last confirmed 41 days ago
Retailer 10
-
$4,807 NZD
$2,709 USD
View
Price last confirmed 33 days ago
B+
Retailer 11
-
$5,179 NZD
€2,780 EUR
View
B
Retailer 12
-
$7,299 NZD
£3,239 GBP
View
Retailer 13
-
$8,710 NZD
$4,909 USD
View
Price last confirmed 37 days ago
Retailer 14
-
$8,710 NZD
$4,909 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Diamond Quarter
1.1SI2H6430A293N · Oct 31
$9,169 NZD
£4,069 GBP
View
14 more retailers have this diamond
Prices start from $3,765 NZDSave up to $5,404 NZD

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
1.10ct Round
$3,765 NZD