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Round|Lab Grown|GIA

3.87ct E FL Round Lab Grown Diamond

EX • E/FL • GIA 6521696150

Certificate GIA 6521696150

Diamond specifications and retailer prices

From £5,140 GBP
$6,887 USD
As of October 31, 2026
Save £7,782 GBP (60%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £22,513 GBP at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.87ct lab-grown round diamond

This 3.87ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6521696150. Listed at 13 retailers as of October 29, 2026, with a 151% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.87
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 6521696150
Dimensions10.07 × 10.00 × 6.23 mm
L/W Ratio1.01
Culet sizeNone
Top View
10.07 mm10.00 mm3.87 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6521696150
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.1%

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 31
Current: £11,594 GBP|Low: £5,140 GBP|High: £25,417 GBP|Avg: £11,809 GBP|-23.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 3£5,140 GBP
Retailer 12£5,559 GBP
Retailer 9£7,266 GBP
Retailer 8£7,336 GBP
Retailer 2£7,595 GBP
Retailer 5£8,463 GBP
Retailer 11£11,473 GBP
Retailer 1£11,594 GBP
Retailer 10£12,061 GBP
Retailer 7£12,922 GBP
Retailer 6£16,076 GBP
Retailer 4£19,063 GBP
Taylor and Hart£22,513 GBP

42 data points across 13 retailers

13 retailers£5,140 GBP to £12,922 GBP

B+
Cheapest Retailer
-
£5,140 GBP
$6,887 USD
B+
Retailer 2
-
£5,559 GBP
$7,448 USD
View
B+
Retailer 3
-
£7,266 GBP
$9,735 USD
View
B+
Retailer 4
-
£7,336 GBP
$9,830 USD
View
B+
Retailer 5
-
£7,595 GBP
HK$79,500 HKD
View
B+
Retailer 6
-
£8,463 GBP
View
B
Retailer 7
-
£11,473 GBP
$15,373 USD
View
B
Retailer 8
-
£11,594 GBP
€14,795 EUR
View
B+
Retailer 9
-
£12,061 GBP
$16,160 USD
View
B
Retailer 10
-
£12,922 GBP
View
Retailer 11
-
£16,076 GBP
ZAR 347,992 ZAR
View
Price under review
Retailer 12
-
£19,063 GBP
$25,542 USD
View
Price under review
Most Expensive
Taylor and Hart
IL1SITY · Oct 30
£22,513 GBP
$30,166 USD
View
Price under review
12 more retailers have this diamond
Prices start from £5,140 GBPSave up to £7,782 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+
3.87ct Round
£5,140 GBP