Round|Lab Grown

1.80ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • 5D5ECDED34

Diamond specifications and retailer prices

From $210 USD
As of October 29, 2026
Save $629 USD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $839 USD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade. Listed at 4 retailers as of October 29, 2026, with prices from $210 to $839, a $629 spread on the same certified stone. NZ Jewellers lists it at $839. 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
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
Certificate5D5ECDED34
Dimensions7.86 × 7.88 × 4.74 mm
L/W Ratio1.00
Top View
7.86 mm7.88 mm1.80 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Certificate5D5ECDED34
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 60.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $839 USD|Low: $202 USD|High: $839 USD|Avg: $418 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 10, 2026
Retailer 2$210 USD
Retailer 4$244 USD
Retailer 3$261 USD
Retailer 5$261 USD
Retailer 6$709 USD
NZ Jewellers$839 USD

6 data points across 6 retailers

4 retailers$210 USD to $839 USD

B+
Cheapest Retailer
-
$210 USD
B+
Retailer 2
-
$244 USD
View
B+
Retailer 3
-
$261 USD
View
Most Expensive
B
NZ Jewellers
71f951b3-85d6-4d64-b066-a0a7d783609b · Oct 31
$839 USD
View
3 more retailers have this diamond
Prices start from $210 USDSave up to $629 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
$210 USD