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Round|Natural|GIA

2.70ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 5543370153

Certificate GIA 5543370153

Diamond specifications and retailer prices

From £20,141 GBP
CA$37,481 CAD
As of October 30, 2026
Save £4,835 GBP (19%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £24,976 GBP at The Diamond Guys · As of November 2, 2026
View at The Diamond Guys

About this 2.7ct natural round diamond

This 2.7ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5543370153. Listed at 3 retailers as of October 30, 2026, with prices from £20,141 to £24,976, a £4,835 spread on the same certified stone. The Diamond Guys lists it at £24,976. 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

2.70
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5543370153
Dimensions8.82 × 8.88 × 5.54 mm
L/W Ratio1.01
Top View
8.82 mm8.88 mm2.70 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5543370153
Side View
Table 59.0%Crown 35°Girdle: STK-STKPavilion 41.6°Culet: NoneDepth 62.6%

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: £20,141 GBP|Low: £18,478 GBP|High: £26,016 GBP|Avg: £22,876 GBP|-4.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
The Diamond Guys
October 27, 2026
Retailer 4£18,478 GBP
Retailer 1£20,141 GBP
Retailer 9£20,763 GBP
Retailer 5£21,129 GBP
Retailer 7£23,082 GBP
Retailer 2£23,253 GBP
Retailer 3£24,546 GBP
The Diamond Guys£24,976 GBP
Retailer 8£25,192 GBP
Retailer 6£25,228 GBP

5 data points across 10 retailers

3 retailers£20,141 GBP to £24,976 GBP

B+
Cheapest Retailer
-
£20,141 GBP
CA$37,481 CAD
B
Retailer 2
-
£23,253 GBP
$31,157 USD
View
Most Expensive
B
The Diamond Guys
1913999638 · Nov 2
£24,976 GBP
$33,465 USD
View
2 more retailers have this diamond
Prices start from £20,141 GBPSave up to £4,835 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+
2.70ct Round
£20,141 GBP