Round|Natural|GIA

1.02ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 5161404302

Certificate GIA 5161404302

Diamond specifications and retailer prices

From $4,285 USD
As of November 4, 2026
Save $1,832 USD (30%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,686 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5161404302. Listed at 22 retailers as of November 4, 2026, with a 43% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
J
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5161404302
Dimensions6.43 × 6.40 × 4.03 mm
L/W Ratio1.00
Top View
6.43 mm6.40 mm1.02 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5161404302
Side View
Table 56.0%CrownGirdle: MED-FPavilionCulet: NoneDepth 62.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $8,686 USD|Low: $4,157 USD|High: $9,072 USD|Avg: $5,754 USD|-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 6, 2026
Retailer 7$4,285 USD
Retailer 4$4,400 USD
Retailer 16$4,535 USD
Retailer 5$4,914 USD
Retailer 13$4,914 USD
Retailer 15$4,914 USD
Retailer 2$5,047 USD
Retailer 12$5,201 USD
Retailer 9$5,206 USD
Retailer 3$5,468 USD
Retailer 6$5,670 USD
Retailer 11$5,918 USD
Retailer 14$6,117 USD
Retailer 10$6,618 USD
MOH London$8,686 USD
Retailer 8$9,072 USD

33 data points across 16 retailers

22 retailers$4,285 USD to $6,117 USD

B
Cheapest Retailer
-
$4,285 USD
Retailer 2
-
$4,400 USD
View
Price last confirmed 30 days ago
B
Retailer 3
-
$4,420 USD
View
B
Retailer 4
-
$4,535 USD
View
Final sale: no returns
B
Retailer 5
-
$4,870 USD
View
Retailer 6
-
$4,914 USD
View
Price last confirmed 30 days ago
Retailer 7
-
$4,914 USD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$4,914 USD
View
B
Retailer 9
-
$5,047 USD
View
B
Retailer 10
-
$5,201 USD
View
Retailer 11
-
$5,201 USD
View
Price last confirmed 39 days ago
Retailer 12
-
$5,201 USD
View
Price last confirmed 23 days ago
Retailer 13
-
$5,201 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$5,206 USD
View
Retailer 15
-
$5,468 USD
View
Price last confirmed 28 days ago
Retailer 16
-
$5,670 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$5,918 USD
View
Retailer 18
-
$5,986 USD
View
Price last confirmed 14 days ago
B
Retailer 19
-
$6,117 USD
View
Retailer 20
-
$6,618 USD
View
Price under review
Most Expensive
MOH London
1375A367B · Oct 29
$8,686 USD
£6,839 GBP
View
Price under review
20 more retailers have this diamond
Prices start from $4,285 USDSave up to $1,832 USD

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
1.02ct Round
$4,285 USD