Round|Natural|GIA

2.53ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1565388316

Certificate GIA 1565388316

Diamond specifications and retailer prices

From $38,520 NZD

$21,710 USD

As of October 26, 2026

10 retailers carry this diamond

Most expensive: $58,139 NZD at MOH London · As of October 19, 2026

View at MOH London

About this 2.53ct natural round diamond

This 2.53ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565388316. Listed at 10 retailers as of October 26, 2026. 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

2.53

Carat

Colour

SI1

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle36°

Pavilion angle40.8°

OriginNatural

Grading LabGIA

CertificateGIA 1565388316

Dimensions8.61 × 8.67 × 5.40 mm

L/W Ratio1.01

Star length50%

Girdle conditionFaceted

Culet sizeNone

Key to symbols

Crystal, Feather, Needle

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 1565388316

Side View

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: Oct 26

Current: $58,139 NZD|Low: $38,520 NZD|High: $58,524 NZD|Avg: $44,106 NZD|-0.7%

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

October 19, 2026

Retailer 5$38,520 NZD

Retailer 7$38,865 NZD

Retailer 4$39,168 NZD

Retailer 9$39,833 NZD

Retailer 10$40,871 NZD

Retailer 6$41,615 NZD

Retailer 2$41,666 NZD

Retailer 12$42,915 NZD

Retailer 3$44,278 NZD

Retailer 11$45,981 NZD

Retailer 8$50,480 NZD

Retailer 13$52,455 NZD

MOH London$58,139 NZD

11 data points across 13 retailers

10 retailers

B+

Cheapest Retailer

$38,520 NZD

$21,710 USD

Retailer 2

$38,865 NZD

£17,248 GBP

View

Price last confirmed 14 days ago

Retailer 3

$39,833 NZD

$22,450 USD

View

Price last confirmed 13 days ago

Retailer 4

$40,871 NZD

$23,035 USD

View

Price last confirmed 17 days ago

Retailer 5

$42,915 NZD

$24,187 USD

View

Price last confirmed 17 days ago

Retailer 6

$44,278 NZD

$24,955 USD

View

Price last confirmed 15 days ago

Retailer 7

$45,981 NZD

$25,915 USD

View

Price last confirmed 14 days ago

Retailer 8

$50,480 NZD

ZAR 459,623 ZAR

View

Price last confirmed 15 days ago

Retailer 9

$52,455 NZD

$29,564 USD

View

Price last confirmed 16 days ago

Most Expensive

MOH London

EB0C1B2A2 · Oct 19

$58,139 NZD

£25,801 GBP

View

Price last confirmed 14 days ago

9 more retailers have this diamond

Prices start from $38,520 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.

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B+

2.53ct Round

$38,520 NZD