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Round|Natural|GIA

2.51ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 5553720141

Certificate GIA 5553720141

Diamond specifications and retailer prices

From $25,824 AUD
$18,140 USD
As of October 25, 2026
Save $15,096 AUD (37%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $40,920 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5553720141. Listed at 22 retailers as of October 25, 2026, with prices from $25,824 to $40,920, a $15,096 spread on the same certified stone. MOH London lists it at $40,920. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
OriginNatural
Grading LabGIA
CertificateGIA 5553720141
Dimensions8.68 × 8.72 × 5.36 mm
L/W Ratio1.00
Star length45%
Culet sizeNone
Key to symbols
Feather, Pinpoint, Needle
Top View
8.68 mm8.72 mm2.51 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553720141
Side View
Table 59.0%Crown 34°GirdlePavilionCulet: NoneDepth 61.6%

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: Oct 25
Current: $40,920 AUD|Low: $25,354 AUD|High: $41,366 AUD|Avg: $30,722 AUD|-0.8%
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
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 10$25,824 AUD
Retailer 18$26,012 AUD
Retailer 19$26,446 AUD
Retailer 14$26,923 AUD
Retailer 4$27,568 AUD
Retailer 11$27,691 AUD
Retailer 3$28,081 AUD
Retailer 15$28,767 AUD
Retailer 16$30,205 AUD
Retailer 8$30,370 AUD
Retailer 17$31,164 AUD
Retailer 13$31,622 AUD
Retailer 9$31,938 AUD
Retailer 2$31,984 AUD
Retailer 7$32,363 AUD
Retailer 12$35,054 AUD
Retailer 6$35,844 AUD
Retailer 5$36,920 AUD
MOH London$40,920 AUD

27 data points across 19 retailers

22 retailers$25,824 AUD to $40,920 AUD

B+
Cheapest Retailer
-
$25,824 AUD
$18,140 USD
B+
Retailer 2
-
$26,012 AUD
$18,272 USD
View
B+
Retailer 3
-
$26,446 AUD
$18,577 USD
View
B+
Retailer 4
-
$26,923 AUD
£14,891 GBP
View
B+
Retailer 5
-
$27,568 AUD
$19,365 USD
View
Final sale: no returns
Retailer 6
-
$27,691 AUD
View
Price last confirmed 27 days ago
B+
Retailer 7
-
$28,081 AUD
$19,725 USD
View
B+
Retailer 8
-
$28,767 AUD
$20,207 USD
View
B
Retailer 9
-
$30,205 AUD
$21,217 USD
View
B
Retailer 10
-
$30,370 AUD
$21,333 USD
View
Retailer 11
-
$30,989 AUD
$21,768 USD
View
Price last confirmed 46 days ago
B
Retailer 12
-
$31,164 AUD
$21,891 USD
View
B
Retailer 13
-
$31,622 AUD
€21,155 EUR
View
B+
Retailer 14
-
$31,938 AUD
$22,435 USD
View
B
Retailer 15
-
$31,984 AUD
$22,467 USD
View
Retailer 16
-
$32,180 AUD
$22,605 USD
View
Price last confirmed 46 days ago
B+
Retailer 17
-
$32,363 AUD
$22,733 USD
View
B
Retailer 18
-
$35,054 AUD
£19,388 GBP
View
B
Retailer 19
-
$35,844 AUD
ZAR 406,764 ZAR
View
Retailer 20
-
$36,712 AUD
$25,788 USD
View
Price last confirmed 46 days ago
B
Retailer 21
-
$36,920 AUD
$25,934 USD
View
Most Expensive
B
MOH London
62EEC5590 · Oct 29
$40,920 AUD
£22,633 GBP
View
21 more retailers have this diamond
Prices start from $25,824 AUDSave up to $15,096 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.

B+
2.51ct Round
$25,824 AUD