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Round|Natural|GIA

0.73ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1558976418

Certificate GIA 1558976418

Diamond specifications and retailer prices

From $1,992 NZD
As of November 6, 2026
Save $2,002 NZD (50%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,982 NZD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558976418. Listed at 21 retailers as of November 2, 2026, with a 101% 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

0.73
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1558976418
Dimensions5.74 × 5.71 × 3.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.74 mm5.71 mm0.73 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1558976418
Side View
Table 58.0%Crown 35.5°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.6%

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 6
Current: $4,982 NZD|Low: $1,501 NZD|High: $5,092 NZD|Avg: $2,468 NZD|-2.2%
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
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
November 7, 2026
Retailer 18$1,501 NZD
Retailer 20$1,750 NZD
Retailer 5$1,871 NZD
Retailer 9$1,885 NZD
Retailer 17$1,943 NZD
Retailer 3$1,992 NZD
Retailer 19$2,011 NZD
Retailer 12$2,020 NZD
Retailer 14$2,094 NZD
Retailer 6$2,282 NZD
Retailer 11$2,300 NZD
Retailer 7$2,304 NZD
Retailer 15$2,369 NZD
Retailer 23$2,399 NZD
Retailer 25$2,399 NZD
Retailer 21$2,473 NZD
Retailer 4$2,489 NZD
Retailer 24$2,489 NZD
Retailer 8$2,589 NZD
Retailer 13$2,836 NZD
Retailer 22$2,845 NZD
Retailer 10$3,023 NZD
Retailer 2$3,047 NZD
Retailer 16$3,059 NZD
Retailer 26$3,583 NZD
Retailer 27$3,994 NZD
NZ Jewellers$4,982 NZD

24 data points across 27 retailers

21 retailers$1,992 NZD to $3,994 NZD

Retailer 1
-
$1,501 NZD
Price last confirmed 18 days ago
Retailer 2
-
$1,750 NZD
View
Price last confirmed 31 days ago
Retailer 3
-
$1,871 NZD
View
Price last confirmed 17 days ago
Retailer 4
-
$1,943 NZD
View
Price last confirmed 23 days ago
B+
Retailer 5
-
$1,992 NZD
View
Retailer 6
-
$2,020 NZD
View
Price last confirmed 18 days ago
Retailer 7
-
$2,094 NZD
View
Price last confirmed 17 days ago
B+
Retailer 8
-
$2,399 NZD
View
B+
Retailer 9
-
$2,399 NZD
View
B
Retailer 10
-
$2,473 NZD
View
B+
Retailer 11
-
$2,489 NZD
View
B+
Retailer 12
-
$2,489 NZD
View
Retailer 13
-
$2,753 NZD
View
Price last confirmed 34 days ago
B
Retailer 14
-
$2,836 NZD
View
B
Retailer 15
-
$2,845 NZD
View
Retailer 16
-
$3,023 NZD
View
Price last confirmed 19 days ago
B
Retailer 17
-
$3,047 NZD
View
Retailer 18
-
$3,059 NZD
View
Price last confirmed 21 days ago
B
Retailer 19
-
$3,583 NZD
View
B
Retailer 20
-
$3,994 NZD
View
Most Expensive
NZ Jewellers
68b2b340-1dcd-4958-8fcd-af06d410a0c6 · Oct 20
$4,982 NZD
$2,762 USD
View
Price last confirmed 18 days ago
20 more retailers have this diamond
Prices start from $1,992 NZDSave up to $2,002 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+
0.73ct Round
$1,992 NZD