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1.80ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • GIA 1457174152

Certificate GIA 1457174152

Diamond specifications and retailer prices

From $741 USD
£583 GBP
As of October 30, 2026
Save $1,209 USD (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,949 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1457174152. Listed at 5 retailers as of October 29, 2026, with prices from $741 to $1,949, a $1,209 spread on the same certified stone. MOH London lists it at $1,949. 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

1.80
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 1457174152
Dimensions7.79 × 7.82 × 4.79 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.79 mm7.82 mm1.80 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1457174152
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.4%

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: $1,949 USD|Low: $736 USD|High: $2,310 USD|Avg: $1,399 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$741 USD
Retailer 3$751 USD
Retailer 5$786 USD
Retailer 4$961 USD
Retailer 7$1,830 USD
Retailer 8$1,830 USD
MOH London$1,949 USD
Retailer 6$2,310 USD

3 data points across 8 retailers

5 retailers$741 USD to $1,949 USD

B+
Cheapest Retailer
-
$741 USD
£583 GBP
B+
Retailer 2
-
$751 USD
View
B+
Retailer 3
-
$786 USD
View
B+
Retailer 4
-
$961 USD
View
Most Expensive
B
MOH London
1457174152 · Oct 29
$1,949 USD
£1,535 GBP
View
4 more retailers have this diamond
Prices start from $741 USDSave up to $1,209 USD

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+
1.80ct Round
$741 USD