Oval|Natural|GIA

2.51ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 7556539119

Certificate GIA 7556539119

Diamond specifications and retailer prices

From $30,048 AUD

$21,110 USD

As of October 29, 2026

Save $22,246 AUD (43%) vs most expensive(unlock to see where)

19 retailers carry this diamond

Most expensive: $52,294 AUD at MOH London · As of October 29, 2026

View at MOH London

About this 2.51ct natural oval diamond

This 2.51ct natural oval sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7556539119. Listed at 19 retailers as of October 29, 2026, with prices from $30,048 to $52,294, a $22,246 spread on the same certified stone. MOH London lists it at $52,294. 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

2.51

Carat

Colour

SI1

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryExcellent

FluorescenceMedium

OriginNatural

Grading LabGIA

CertificateGIA 7556539119

Dimensions10.59 × 7.62 × 4.74 mm

L/W Ratio1.39

Culet sizeNone

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceMedium

CertificateGIA 7556539119

Side View

Caratlytics Score

How it works →

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: Oct 29

Current: $52,294 AUD|Low: $30,048 AUD|High: $65,613 AUD|Avg: $39,476 AUD|-6.7%

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

Retailer 14

Retailer 15

October 29, 2026

Retailer 9$30,048 AUD

Retailer 11$30,617 AUD

Retailer 2$33,846 AUD

Retailer 15$34,048 AUD

Retailer 14$35,249 AUD

Retailer 7$35,508 AUD

Retailer 3$35,787 AUD

Retailer 8$36,948 AUD

Retailer 5$39,015 AUD

Retailer 13$39,015 AUD

Retailer 4$40,311 AUD

Retailer 10$40,346 AUD

Retailer 6$41,475 AUD

Retailer 12$47,403 AUD

MOH London$52,294 AUD

30 data points across 15 retailers

19 retailers$30,048 AUD to $52,294 AUD

Cheapest Retailer

$30,048 AUD

$21,110 USD

Retailer 2

$30,617 AUD

$21,510 USD

View

Retailer 3

$33,103 AUD

$23,256 USD

View

Retailer 4

$33,846 AUD

£18,723 GBP

View

Retailer 5

$34,048 AUD

$23,920 USD

View

Price last confirmed 7 days ago

Retailer 6

$35,249 AUD

$24,764 USD

View

Price last confirmed 9 days ago

Retailer 7

$35,787 AUD

$25,142 USD

View

Price last confirmed 9 days ago

Retailer 8

$36,948 AUD

£20,439 GBP

View

Retailer 9

$38,467 AUD

$27,025 USD

View

Price last confirmed 31 days ago

Retailer 10

$39,015 AUD

$27,410 USD

View

Price last confirmed 8 days ago

Retailer 11

$39,015 AUD

$27,410 USD

View

Price last confirmed 8 days ago

Retailer 12

$39,946 AUD

$28,064 USD

View

Price last confirmed 31 days ago

Retailer 13

$40,311 AUD

$28,320 USD

View

Price last confirmed 9 days ago

B+

Retailer 14

$40,346 AUD

€26,995 EUR

View

Retailer 15

$41,186 AUD

$28,935 USD

View

Price last confirmed 59 days ago

Retailer 16

$41,475 AUD

View

Price last confirmed 26 days ago

Retailer 17

$47,403 AUD

ZAR 538,005 ZAR

View

Price last confirmed 7 days ago

Retailer 18

$50,303 AUD

$35,340 USD

View

Price last confirmed 33 days ago

Most Expensive

B+

MOH London

79FECDA39 · Oct 29

$52,294 AUD

£28,928 GBP

View

18 more retailers have this diamond

Prices start from $30,048 AUDSave up to $22,246 AUD

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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2.51ct Oval

$30,048 AUD