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1.27ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5141376232

Certificate GIA 5141376232

Diamond specifications and retailer prices

From £3,826 GBP
$5,127 USD
As of October 30, 2026
Save £267 GBP (7%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £4,094 GBP at DreamStone · As of October 31, 2026
View at DreamStone

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5141376232. Listed at 2 retailers as of October 30, 2026, with a relatively tight 7% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.27
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5141376232
Dimensions7.01 × 7.03 × 4.20 mm
L/W Ratio1.00
Top View
7.01 mm7.03 mm1.27 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5141376232
Side View
Table 59.0%CrownGirdlePavilionCuletDepth 59.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: £4,094 GBP|Low: £3,776 GBP|High: £4,549 GBP|Avg: £4,092 GBP|-2.8%
DreamStone
Retailer 2
September 23, 2026
Retailer 2£3,826 GBP
DreamStone£4,094 GBP

5 data points across 2 retailers

2 retailers£3,826 GBP to £4,094 GBP

B+
Cheapest Retailer
-
£3,826 GBP
$5,127 USD
Most Expensive
B
DreamStone
692fe0153b0275f788514e42 · Oct 31
£4,094 GBP
$5,485 USD
View
1 more retailer has this diamond
Prices start from £3,826 GBPSave up to £267 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+
1.27ct Round
£3,826 GBP