Round|Natural|GIA

6.02ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5191514131

Certificate GIA 5191514131

Diamond specifications and retailer prices

From $177,435 USD
As of October 28, 2026
Save $64,417 USD (27%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $332,423 USD at MOH London · As of October 8, 2026
View at MOH London

About this 6.02ct natural round diamond

This 6.02ct natural round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5191514131. Listed at 21 retailers as of October 28, 2026, with a 36% 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

6.02
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5191514131
Dimensions11.55 × 11.44 × 7.20 mm
L/W Ratio1.01
Top View
11.55 mm11.44 mm6.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5191514131
Side View
Table 59.0%CrownGirdle: Sli. ThickPavilionCulet: NoneDepth 62.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $332,423 USD|Low: $171,888 USD|High: $333,304 USD|Avg: $212,186 USD|-0.3%
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
October 30, 2026
Retailer 12$177,435 USD
Retailer 2$184,192 USD
Retailer 15$187,777 USD
Retailer 16$188,834 USD
Retailer 6$192,065 USD
Retailer 17$193,301 USD
Retailer 4$196,357 USD
Retailer 14$203,024 USD
Retailer 7$203,420 USD
Retailer 9$203,630 USD
Retailer 13$203,630 USD
Retailer 3$210,410 USD
Retailer 11$214,776 USD
Retailer 8$225,677 USD
Retailer 10$241,852 USD
Retailer 5$250,407 USD
MOH London$332,423 USD

36 data points across 17 retailers

21 retailers$177,435 USD to $241,852 USD

B+
Cheapest Retailer
-
$177,435 USD
B+
Retailer 2
-
$178,172 USD
View
B+
Retailer 3
-
$184,192 USD
₹17,542,088 INR
View
B+
Retailer 4
-
$187,777 USD
View
B+
Retailer 5
-
$188,834 USD
View
Retailer 6
-
$192,065 USD
View
Price last confirmed 25 days ago
Retailer 7
-
$196,357 USD
A$302,088 AUD
View
Price last confirmed 26 days ago
B+
Retailer 8
-
$203,024 USD
View
B+
Retailer 9
-
$203,630 USD
View
B+
Retailer 10
-
$203,630 USD
View
B
Retailer 11
-
$210,410 USD
View
Retailer 12
-
$210,874 USD
View
Price last confirmed 23 days ago
B
Retailer 13
-
$214,776 USD
£169,115 GBP
View
Retailer 14
-
$219,661 USD
View
Price last confirmed 33 days ago
Retailer 15
-
$219,661 USD
View
Price last confirmed 31 days ago
Retailer 16
-
$225,677 USD
View
Price last confirmed 23 days ago
Retailer 17
-
$228,447 USD
View
Price last confirmed 23 days ago
Retailer 18
-
$237,233 USD
View
Price last confirmed 31 days ago
B
Retailer 19
-
$241,852 USD
€230,335 EUR
View
Retailer 20
-
$250,407 USD
ZAR 4,045,348 ZAR
View
Price last confirmed 30 days ago
Most Expensive
MOH London
BAD323464 · Oct 8
$332,423 USD
£261,750 GBP
View
Price last confirmed 22 days ago
20 more retailers have this diamond
Prices start from $177,435 USDSave up to $64,417 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+
6.02ct Round
$177,435 USD