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Round|Natural|GIA

1.24ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 5516170145

Certificate GIA 5516170145

Diamond specifications and retailer prices

From $6,014 NZD
As of November 5, 2026
Save $8,253 NZD (58%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $14,267 NZD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.24ct natural round diamond

This 1.24ct 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 5516170145. Listed at 5 retailers as of November 5, 2026, with prices from $6,014 to $14,267, a $8,253 spread on the same certified stone. Diamond Quarter lists it at $14,267. 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

1.24
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5516170145
Dimensions6.83 × 6.87 × 4.26 mm
L/W Ratio1.01
Top View
6.83 mm6.87 mm1.24 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5516170145
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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 5
Current: $6,014 NZD|Low: $6,014 NZD|High: $6,584 NZD|Avg: $6,401 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
September 26, 2026
Retailer 1$6,014 NZD
Retailer 3$6,350 NZD
Retailer 4$6,350 NZD
Retailer 2$6,566 NZD

4 data points across 4 retailers

5 retailers$6,014 NZD to $14,267 NZD

B+
Cheapest Retailer
-
$6,014 NZD
B+
Retailer 2
-
$6,350 NZD
View
B+
Retailer 3
-
$6,350 NZD
View
B+
Retailer 4
-
$6,566 NZD
View
Most Expensive
B
Diamond Quarter
1.24SI2H55451D01N · Nov 5
$14,267 NZD
£6,228 GBP
View
4 more retailers have this diamond
Prices start from $6,014 NZDSave up to $8,253 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.

B+
1.24ct Round
$6,014 NZD