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Round|Natural|GIA

3.11ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6237674281

Certificate GIA 6237674281

Diamond specifications and retailer prices

From £17,882 GBP
$23,960 USD
As of October 30, 2026
Save £14,467 GBP (45%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £32,349 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 3.11ct natural round diamond

This 3.11ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6237674281. Listed at 25 retailers as of October 29, 2026, with prices from £17,882 to £32,349, a £14,467 spread on the same certified stone. MOH London lists it at £32,349. 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

3.11
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6237674281
Dimensions9.31 × 9.35 × 5.74 mm
L/W Ratio1.00
Top View
9.31 mm9.35 mm3.11 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237674281
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

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 30
Current: £32,349 GBP|Low: £17,696 GBP|High: £32,349 GBP|Avg: £22,166 GBP
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£17,882 GBP
Retailer 4£17,946 GBP
Retailer 6£18,758 GBP
Retailer 9£20,082 GBP
Retailer 14£20,602 GBP
Retailer 12£20,793 GBP
Retailer 8£21,054 GBP
Retailer 7£21,461 GBP
Retailer 15£21,633 GBP
Retailer 16£21,733 GBP
Retailer 17£21,733 GBP
Retailer 3£22,025 GBP
Retailer 5£22,320 GBP
Retailer 18£22,457 GBP
Retailer 19£23,178 GBP
Retailer 13£24,226 GBP
Retailer 11£24,280 GBP
Retailer 2£27,876 GBP
MOH London£32,349 GBP

37 data points across 19 retailers

25 retailers£17,882 GBP to £32,349 GBP

B+
Cheapest Retailer
-
£17,882 GBP
$23,960 USD
B+
Retailer 2
-
£17,946 GBP
$24,045 USD
View
B+
Retailer 3
-
£18,758 GBP
$25,133 USD
View
B+
Retailer 4
-
£18,772 GBP
$25,152 USD
View
B+
Retailer 5
-
£19,118 GBP
$25,616 USD
View
B+
Retailer 6
-
£19,405 GBP
CA$36,112 CAD
View
B+
Retailer 7
-
£20,082 GBP
$26,907 USD
View
Final sale: no returns
B+
Retailer 8
-
£20,602 GBP
$27,605 USD
View
B+
Retailer 9
-
£20,745 GBP
$27,796 USD
View
B+
Retailer 10
-
£20,793 GBP
View
B
Retailer 11
-
£21,054 GBP
$28,210 USD
View
B
Retailer 12
-
£21,461 GBP
$28,756 USD
View
B
Retailer 13
-
£21,633 GBP
$28,986 USD
View
B
Retailer 14
-
£21,733 GBP
$29,120 USD
View
B
Retailer 15
-
£21,733 GBP
$29,120 USD
View
B
Retailer 16
-
£22,025 GBP
$29,511 USD
View
B
Retailer 17
-
£22,320 GBP
$29,906 USD
View
B
Retailer 18
-
£22,457 GBP
$30,090 USD
View
B
Retailer 19
-
£23,068 GBP
$30,909 USD
View
B
Retailer 20
-
£23,178 GBP
$31,056 USD
View
B
Retailer 21
-
£24,064 GBP
$32,243 USD
View
B
Retailer 22
-
£24,226 GBP
€30,915 EUR
View
B
Retailer 23
-
£24,280 GBP
$32,532 USD
View
B
Retailer 24
-
£27,876 GBP
View
Most Expensive
B
MOH London
365CA3927 · Oct 29
£32,349 GBP
View
24 more retailers have this diamond
Prices start from £17,882 GBPSave up to £14,467 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+
3.11ct Round
£17,882 GBP