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Round|Natural|GIA

1.20ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7556731232

Certificate GIA 7556731232

Diamond specifications and retailer prices

From $4,595 NZD
As of November 6, 2026
Save $6,023 NZD (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $11,260 NZD at Queensmith · As of October 28, 2026
View at Queensmith

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 7556731232. Listed at 23 retailers as of November 5, 2026, with a 131% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7556731232
Dimensions6.90 × 6.92 × 4.10 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
6.90 mm6.92 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7556731232
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.4%

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: $11,260 NZD|Low: $4,595 NZD|High: $11,260 NZD|Avg: $7,189 NZD
Queensmith
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
November 7, 2026
Retailer 3$4,595 NZD
Retailer 10$4,764 NZD
Retailer 17$5,484 NZD
Retailer 14$5,760 NZD
Retailer 11$5,832 NZD
Retailer 4$6,094 NZD
Retailer 6$6,094 NZD
Retailer 2$6,267 NZD
Retailer 5$6,328 NZD
Retailer 12$6,389 NZD
Retailer 7$7,024 NZD
Retailer 8$7,032 NZD
Retailer 15$7,089 NZD
Retailer 13$7,437 NZD
Retailer 16$10,163 NZD
Retailer 9$10,618 NZD
Queensmith$11,260 NZD

23 data points across 17 retailers

23 retailers$4,595 NZD to $10,618 NZD

A
Cheapest Retailer
-
$4,595 NZD
A
Retailer 2
-
$4,764 NZD
View
B+
Retailer 3
-
$5,455 NZD
View
B+
Retailer 4
-
$5,484 NZD
View
B+
Retailer 5
-
$5,549 NZD
View
B+
Retailer 6
-
$5,625 NZD
View
Final sale: no returns
B+
Retailer 7
-
$5,639 NZD
View
B+
Retailer 8
-
$5,646 NZD
View
B+
Retailer 9
-
$5,760 NZD
View
B+
Retailer 10
-
$5,832 NZD
View
B+
Retailer 11
-
$6,094 NZD
View
Retailer 12
-
$6,094 NZD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$6,267 NZD
View
B+
Retailer 14
-
$6,328 NZD
View
B+
Retailer 15
-
$6,353 NZD
View
B+
Retailer 16
-
$6,389 NZD
View
Retailer 17
-
$6,510 NZD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
$7,032 NZD
View
B+
Retailer 19
-
$7,089 NZD
View
B+
Retailer 20
-
$7,437 NZD
View
B
Retailer 21
-
$10,163 NZD
View
B
Retailer 22
-
$10,618 NZD
View
Most Expensive
Queensmith
7556731232 · Oct 28
$11,260 NZD
£4,915 GBP
View
Price last confirmed 9 days ago
22 more retailers have this diamond
Prices start from $4,595 NZDSave up to $6,023 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
1.20ct Round
$4,595 NZD