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Round|Natural|GIA

1.30ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2536065047

Certificate GIA 2536065047

Diamond specifications and retailer prices

From $6,669 NZD
As of November 6, 2026
Save $3,539 NZD (35%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,397 NZD at MOH London · As of October 21, 2026
View at MOH London

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2536065047. Listed at 18 retailers as of November 5, 2026, with a 53% 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

1.30
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2536065047
Dimensions6.87 × 6.92 × 4.33 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural
Top View
6.87 mm6.92 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2536065047
Side View
Table 58.0%Crown 36°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: $13,397 NZD|Low: $6,413 NZD|High: $14,323 NZD|Avg: $9,063 NZD|-0.5%
MOH London
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
November 7, 2026
Retailer 15$6,669 NZD
Retailer 14$6,996 NZD
Retailer 3$7,207 NZD
Retailer 8$7,824 NZD
Retailer 9$8,006 NZD
Retailer 7$8,100 NZD
Retailer 2$8,161 NZD
Retailer 16$8,433 NZD
Retailer 5$8,532 NZD
Retailer 13$8,532 NZD
Retailer 4$8,821 NZD
Retailer 6$9,240 NZD
Retailer 12$9,312 NZD
Retailer 11$9,397 NZD
Retailer 10$10,208 NZD
MOH London$13,397 NZD

23 data points across 16 retailers

18 retailers$6,669 NZD to $10,208 NZD

A
Cheapest Retailer
-
$6,669 NZD
B+
Retailer 2
-
$6,996 NZD
View
Final sale: no returns
B+
Retailer 3
-
$7,207 NZD
View
Retailer 4
-
$7,580 NZD
View
Price last confirmed 30 days ago
Retailer 5
-
$7,580 NZD
View
Price last confirmed 26 days ago
Retailer 6
-
$7,580 NZD
View
Price last confirmed 39 days ago
B+
Retailer 7
-
$8,006 NZD
View
Retailer 8
-
$8,161 NZD
View
Retailer 9
-
$8,433 NZD
View
Price last confirmed 29 days ago
B+
Retailer 10
-
$8,532 NZD
View
B+
Retailer 11
-
$8,532 NZD
View
Retailer 12
-
$8,745 NZD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$8,821 NZD
View
Retailer 14
-
$9,240 NZD
View
Price last confirmed 27 days ago
B+
Retailer 15
-
$9,312 NZD
View
B+
Retailer 16
-
$9,397 NZD
View
B
Retailer 17
-
$10,208 NZD
View
Most Expensive
MOH London
A7134407C · Oct 21
$13,397 NZD
£5,848 GBP
View
Price last confirmed 16 days ago
17 more retailers have this diamond
Prices start from $6,669 NZDSave up to $3,539 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
1.30ct Round
$6,669 NZD