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Round|Lab Grown|GIA

2.05ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 6491113556

Certificate GIA 6491113556

Diamond specifications and retailer prices

From £505 GBP
As of November 5, 2026
Save £1,950 GBP (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,455 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6491113556. Listed at 12 retailers as of November 5, 2026, with prices from £505 to £2,455, a £1,950 spread on the same certified stone. MOH London lists it at £2,455. 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

2.05
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginLab Grown
Grading LabGIA
CertificateGIA 6491113556
Dimensions8.11 × 8.16 × 5.08 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
8.11 mm8.16 mm2.05 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6491113556
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £2,455 GBP|Low: £505 GBP|High: £2,495 GBP|Avg: £1,117 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 10£505 GBP
Retailer 8£510 GBP
Retailer 11£661 GBP
Retailer 6£732 GBP
Retailer 7£736 GBP
Retailer 2£877 GBP
Retailer 5£902 GBP
Retailer 4£907 GBP
Retailer 3£1,639 GBP
Retailer 9£2,099 GBP
MOH London£2,455 GBP

43 data points across 11 retailers

12 retailers£505 GBP to £2,455 GBP

A
Cheapest Retailer
-
£505 GBP
A
Retailer 2
-
£510 GBP
View
Final sale: no returns
B+
Retailer 3
-
£661 GBP
View
B+
Retailer 4
-
£732 GBP
View
B+
Retailer 5
-
£736 GBP
View
B+
Retailer 6
-
£877 GBP
View
B+
Retailer 7
-
£902 GBP
View
B+
Retailer 8
-
£907 GBP
View
B
Retailer 9
-
£1,639 GBP
View
B
Retailer 10
-
£1,643 GBP
View
B
Retailer 11
-
£2,099 GBP
View
Most Expensive
B
MOH London
6491113556 · Nov 5
£2,455 GBP
View
11 more retailers have this diamond
Prices start from £505 GBPSave up to £1,950 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.

A
2.05ct Round
£505 GBP