Round|Natural|GIA

6.02ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5191514131

Certificate GIA 5191514131

Diamond specifications and retailer prices

From £132,425 GBP
$177,435 USD
As of October 28, 2026
Save £48,076 GBP (27%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £248,097 GBP 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
Colour
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

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 28
Current: £248,097 GBP|Low: £128,285 GBP|High: £248,755 GBP|Avg: £158,551 GBP|-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
October 31, 2026
Retailer 11£132,425 GBP
Retailer 9£137,468 GBP
Retailer 14£140,144 GBP
Retailer 15£140,932 GBP
Retailer 6£143,344 GBP
Retailer 16£144,266 GBP
Retailer 4£146,547 GBP
Retailer 13£151,523 GBP
Retailer 7£151,818 GBP
Retailer 12£151,975 GBP
Retailer 3£157,035 GBP
Retailer 2£159,447 GBP
Retailer 8£168,430 GBP
Retailer 10£180,501 GBP
Retailer 5£186,886 GBP
MOH London£248,097 GBP

36 data points across 16 retailers

21 retailers£132,425 GBP to £180,501 GBP

B+
Cheapest Retailer
-
£132,425 GBP
$177,435 USD
B+
Retailer 2
-
£132,975 GBP
$178,172 USD
View
B+
Retailer 3
-
£137,468 GBP
₹17,542,088 INR
View
B+
Retailer 4
-
£140,144 GBP
$187,777 USD
View
B+
Retailer 5
-
£140,932 GBP
$188,834 USD
View
Retailer 6
-
£143,344 GBP
$192,065 USD
View
Price last confirmed 26 days ago
Retailer 7
-
£146,547 GBP
A$302,088 AUD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
£151,523 GBP
$203,024 USD
View
B+
Retailer 9
-
£151,975 GBP
$203,630 USD
View
B+
Retailer 10
-
£151,975 GBP
$203,630 USD
View
B
Retailer 11
-
£157,035 GBP
$210,410 USD
View
Retailer 12
-
£157,382 GBP
$210,874 USD
View
Price last confirmed 23 days ago
B
Retailer 13
-
£159,447 GBP
View
Retailer 14
-
£163,940 GBP
$219,661 USD
View
Price last confirmed 34 days ago
Retailer 15
-
£163,940 GBP
$219,661 USD
View
Price last confirmed 31 days ago
Retailer 16
-
£168,430 GBP
$225,677 USD
View
Price last confirmed 24 days ago
Retailer 17
-
£170,497 GBP
$228,447 USD
View
Price last confirmed 23 days ago
Retailer 18
-
£177,054 GBP
$237,233 USD
View
Price last confirmed 31 days ago
B
Retailer 19
-
£180,501 GBP
€230,335 EUR
View
Retailer 20
-
£186,886 GBP
ZAR 4,045,348 ZAR
View
Price last confirmed 30 days ago
Most Expensive
MOH London
BAD323464 · Oct 8
£248,097 GBP
View
Price last confirmed 23 days ago
20 more retailers have this diamond
Prices start from £132,425 GBPSave up to £48,076 GBP

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
£132,425 GBP