Round|Lab Grown|IGI

1.55ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG830616653

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830616653

Diamond specifications and retailer prices

From $274 USD
As of October 29, 2026
Save $2,037 USD (88%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,780 USD at Brilliant Earth · As of September 24, 2026
View at Brilliant Earth

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830616653 or 830616653. Listed at 25 retailers as of October 27, 2026, with a 744% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830616653
Dimensions7.34 × 7.40 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.34 mm7.40 mm1.55 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830616653
Side View
Table 57.0%Crown 35.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $1,208 USD|Low: $274 USD|High: $1,439 USD|Avg: $769 USD|-4.9%
Retailer 1
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Retailer 22
October 30, 2026
Retailer 10$274 USD
Retailer 6$307 USD
Retailer 4$318 USD
Retailer 2$339 USD
Retailer 7$339 USD
Retailer 3$384 USD
Retailer 11$458 USD
Retailer 16$474 USD
Retailer 22$500 USD
Retailer 21$583 USD
Retailer 17$595 USD
Retailer 19$633 USD
Retailer 5$678 USD
Retailer 20$789 USD
Retailer 8$868 USD
Retailer 14$1,091 USD
Retailer 15$1,093 USD
Retailer 9$1,142 USD
Retailer 1$1,208 USD
Retailer 12$1,344 USD
Retailer 18$1,368 USD
Retailer 13$1,429 USD

26 data points across 22 retailers

25 retailers$274 USD to $2,311 USD

A
Cheapest Retailer
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$274 USD
A
Retailer 2
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$307 USD
View
Final sale: no returns
A
Retailer 3
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$318 USD
View
A
Retailer 4
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$339 USD
View
A
Retailer 5
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$339 USD
View
A
Retailer 6
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$384 USD
HK$3,000 HKD
View
B+
Retailer 7
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$458 USD
View
A
Retailer 8
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$474 USD
£373 GBP
View
A
Retailer 9
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$500 USD
View
A
Retailer 10
-
$583 USD
ZAR 9,422 ZAR
View
A
Retailer 11
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$595 USD
£469 GBP
View
B+
Retailer 12
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$633 USD
€603 EUR
View
B+
Retailer 13
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$649 USD
A$998 AUD
View
B+
Retailer 14
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$678 USD
View
B+
Retailer 15
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$789 USD
A$1,214 AUD
View
B+
Retailer 16
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$868 USD
View
B+
Retailer 17
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$1,091 USD
View
B+
Retailer 18
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$1,093 USD
SGD 1,477 SGD
View
B
Retailer 19
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$1,142 USD
View
B+
Retailer 20
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$1,208 USD
View
B+
Retailer 21
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$1,344 USD
A$2,068 AUD
View
B+
Retailer 22
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$1,368 USD
£1,077 GBP
View
B
Retailer 23
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$1,429 USD
View
B
Retailer 24
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$2,311 USD
£1,820 GBP
View
Most Expensive
Brilliant Earth
21150146A · Sep 24
$2,780 USD
View
Price last confirmed 36 days ago
24 more retailers have this diamond
Prices start from $274 USDSave up to $2,037 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.

A
1.55ct Round
$274 USD