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Round|Natural|GIA

2.12ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2404237492

Certificate GIA 2404237492

Diamond specifications and retailer prices

From £16,819 GBP
$22,535 USD
As of November 1, 2026
Save £14,670 GBP (47%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £31,489 GBP at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 2.12ct natural round diamond

This 2.12ct natural round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2404237492. Listed at 22 retailers as of October 29, 2026, with prices from £16,819 to £31,489, a £14,670 spread on the same certified stone. Diamond Quarter lists it at £31,489. 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

2.12
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2404237492
Dimensions8.20 × 8.18 × 5.06 mm
L/W Ratio1.00
Top View
8.20 mm8.18 mm2.12 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2404237492
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.8%

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: Nov 1
Current: £18,064 GBP|Low: £16,819 GBP|High: £30,563 GBP|Avg: £21,349 GBP|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 6£16,819 GBP
Retailer 1£18,064 GBP
Retailer 7£18,531 GBP
Retailer 4£19,348 GBP
Retailer 8£19,487 GBP
Retailer 9£20,303 GBP
Retailer 3£22,568 GBP
Retailer 5£26,738 GBP
Retailer 2£30,199 GBP

34 data points across 9 retailers

22 retailers£16,819 GBP to £31,489 GBP

B+
Cheapest Retailer
-
£16,819 GBP
$22,535 USD
B
Retailer 2
-
£17,605 GBP
$23,589 USD
View
B
Retailer 3
-
£17,612 GBP
$23,598 USD
View
B+
Retailer 4
-
£18,064 GBP
₹2,305,091 INR
View
B
Retailer 5
-
£18,205 GBP
CA$33,879 CAD
View
B
Retailer 6
-
£18,531 GBP
$24,829 USD
View
Final sale: no returns
B
Retailer 7
-
£18,822 GBP
$25,220 USD
View
B
Retailer 8
-
£19,337 GBP
$25,909 USD
View
B
Retailer 9
-
£19,348 GBP
View
Retailer 10
-
£19,487 GBP
A$40,170 AUD
View
Price last confirmed 29 days ago
B
Retailer 11
-
£20,142 GBP
$26,988 USD
View
B
Retailer 12
-
£20,303 GBP
$27,204 USD
View
B
Retailer 13
-
£20,509 GBP
$27,480 USD
View
B
Retailer 14
-
£20,509 GBP
$27,480 USD
View
B
Retailer 15
-
£20,948 GBP
$28,068 USD
View
B
Retailer 16
-
£21,188 GBP
$28,390 USD
View
B
Retailer 17
-
£21,754 GBP
$29,148 USD
View
B
Retailer 18
-
£22,568 GBP
€28,799 EUR
View
B
Retailer 19
-
£22,575 GBP
$30,248 USD
View
B
Retailer 20
-
£26,738 GBP
ZAR 578,773 ZAR
View
B
Retailer 21
-
£30,199 GBP
View
Most Expensive
B
Diamond Quarter
2.12SI1F24925E25N · Oct 29
£31,489 GBP
View
21 more retailers have this diamond
Prices start from £16,819 GBPSave up to £14,670 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+
2.12ct Round
£16,819 GBP