Round|Natural|GIA

5.40ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1333853189

Certificate GIA 1333853189

Diamond specifications and retailer prices

From £125,053 GBP
$167,557 USD
As of October 30, 2026
Save £93,273 GBP (43%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £218,326 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 5.4ct natural round diamond

This 5.4ct 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 1333853189. Listed at 19 retailers as of October 29, 2026, with prices from £125,053 to £218,326, a £93,273 spread on the same certified stone. MOH London lists it at £218,326. 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

5.40
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1333853189
Dimensions11.17 × 11.15 × 6.96 mm
L/W Ratio1.00
Culet sizeNone
Top View
11.17 mm11.15 mm5.40 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1333853189
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.4%

Caratlytics Score

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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 30
Current: £218,326 GBP|Low: £119,129 GBP|High: £219,779 GBP|Avg: £147,362 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6£119,129 GBP
Retailer 3£125,245 GBP
Retailer 8£126,647 GBP
Retailer 7£129,492 GBP
Retailer 9£134,157 GBP
Retailer 2£134,426 GBP
Retailer 10£144,844 GBP
Retailer 4£164,440 GBP
Retailer 5£167,350 GBP
MOH London£218,326 GBP

35 data points across 10 retailers

19 retailers£125,053 GBP to £218,326 GBP

Retailer 1
-
£119,129 GBP
$159,620 USD
Price last confirmed 13 days ago
B+
Retailer 2
-
£125,053 GBP
$167,557 USD
View
B+
Retailer 3
-
£125,245 GBP
₹15,982,298 INR
View
B+
Retailer 4
-
£126,647 GBP
$169,693 USD
View
Retailer 5
-
£129,492 GBP
A$266,931 AUD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
£134,157 GBP
$179,755 USD
View
B+
Retailer 7
-
£134,426 GBP
View
B+
Retailer 8
-
£139,050 GBP
$186,312 USD
View
B
Retailer 9
-
£142,937 GBP
$191,520 USD
View
B
Retailer 10
-
£142,937 GBP
$191,520 USD
View
B
Retailer 11
-
£144,844 GBP
$194,075 USD
View
B
Retailer 12
-
£144,844 GBP
$194,075 USD
View
B
Retailer 13
-
£145,460 GBP
$194,900 USD
View
B
Retailer 14
-
£147,699 GBP
$197,900 USD
View
B
Retailer 15
-
£150,637 GBP
$201,837 USD
View
B
Retailer 16
-
£156,431 GBP
$209,600 USD
View
B
Retailer 17
-
£164,440 GBP
€209,839 EUR
View
B
Retailer 18
-
£167,350 GBP
ZAR 3,622,475 ZAR
View
Most Expensive
B
MOH London
2495347FC · Oct 29
£218,326 GBP
View
18 more retailers have this diamond
Prices start from £125,053 GBPSave up to £93,273 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+
5.40ct Round
£125,053 GBP