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Round|Lab Grown|GIA

1.72ct D SI1 Round Lab Grown Diamond

VG • D/SI1 • GIA 7492342691

Certificate GIA 7492342691

Diamond specifications and retailer prices

From £273 GBP
$366 USD
As of October 29, 2026
Save £1,056 GBP (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,329 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.72ct lab-grown round diamond

This 1.72ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7492342691. Listed at 17 retailers as of October 29, 2026, with prices from £273 to £1,329, a £1,056 spread on the same certified stone. MOH London lists it at £1,329. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.72
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabGIA
CertificateGIA 7492342691
Dimensions7.67 × 7.64 × 4.73 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.67 mm7.64 mm1.72 ctD / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7492342691
Side View
Table 57.0%Crown 35.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 61.8%

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: Oct 29
Current: £1,329 GBP|Low: £262 GBP|High: £1,337 GBP|Avg: £581 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 13£273 GBP
Retailer 6£305 GBP
Retailer 5£338 GBP
Retailer 14£338 GBP
Retailer 3£373 GBP
Retailer 10£452 GBP
Retailer 9£523 GBP
Retailer 7£529 GBP
Retailer 2£540 GBP
Retailer 8£552 GBP
Retailer 11£743 GBP
Retailer 12£992 GBP
Retailer 4£1,087 GBP
MOH London£1,329 GBP

37 data points across 14 retailers

17 retailers£273 GBP to £1,329 GBP

A
Cheapest Retailer
-
£273 GBP
$366 USD
A
Retailer 2
-
£305 GBP
$409 USD
View
Final sale: no returns
A
Retailer 3
-
£338 GBP
$453 USD
View
A
Retailer 4
-
£338 GBP
$453 USD
View
A
Retailer 5
-
£373 GBP
HK$3,900 HKD
View
B+
Retailer 6
-
£452 GBP
$605 USD
View
B+
Retailer 7
-
£514 GBP
$689 USD
View
B+
Retailer 8
-
£523 GBP
€668 EUR
View
B+
Retailer 9
-
£529 GBP
View
B+
Retailer 10
-
£540 GBP
$724 USD
View
B+
Retailer 11
-
£552 GBP
View
B
Retailer 12
-
£743 GBP
$995 USD
View
B
Retailer 13
-
£992 GBP
$1,329 USD
View
B
Retailer 14
-
£1,087 GBP
$1,457 USD
View
B
Retailer 15
-
£1,117 GBP
$1,497 USD
View
B
Retailer 16
-
£1,136 GBP
$1,522 USD
View
Most Expensive
B
MOH London
7492342691 · Oct 29
£1,329 GBP
View
16 more retailers have this diamond
Prices start from £273 GBPSave up to £1,056 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
1.72ct Round
£273 GBP